1/C – 1st Classman or Senior 2/C – 2nd Classman or junior 3/C – 3rd Classman or sophomore 4/C – 4th Classman or freshman A&F – Accounting and Finance AAP – Academy Admissions Partner (USCGA) AAR – After Action Review ACC – Air Combat Command ACU – Army Combat Uniform A-day – Acceptance Day (USMA) AD – Active Duty AD/DS or AD/DW – Active Duty Dependent Spouse or Active Duty/Dependent Wife ADO – Assistant Director of Operations ADSC – Active Duty Service Commitment ADSO – Active Duty Service Obligation AEDO – Aerospace Engineering Duty Officer (Navy) AFA – Applicant Fitness Assessment (NROTC) AFB – Air Force Base AFOQT – Air Force Officer Qualifying Test AFROTC – Air Force Reserve Officer Training Corps AFSC – Air Force Specialty Code AFSPC – Air Force Space Command Aft – Rear of a Ship AI – Additional Instruction AIAD – Academic Individual Advanced Development AIM – Academy Introduction Mission AIT – Advanced Individual Training (Army) ALO – Admissions Liaison Officer (USAFA) ALO – Air Liaison Officer -- calls in air strikes for the Army via AF ANG – Army National Guard AOG – Association Of Graduates AOTC – American Opportunity Tax Credit APFT – Army Physical Fitness Test AROTC – Army Reserve Officer Training Corps ASR – Alternative Scholarship Reservation (NJROTC) ASU – Army Service Uniform AY – Academic Year BAC – Base Administration Center BAH – Basic Allowance for Housing BCT – Basic Cadet Training (USAFA) Beast – Beast Barracks or USMA’s Cadet Basic Training BFE – Big Fat envelope BGO – Blue Gold Officer (USNA) BLUF – Bottom Line Up Front (close relative of KISS) BMC – Branch Medical Clinic BOLC – Basic Officer Leader Course BOQ/VOQ – Bachelor Officer's Quarters/Visiting Officer's Quarter Bow – Front of a ship BRADSO – Branch of Choice Program, adding years to ADSO in exchange for branch (Army) Bright-work – anything shiny, generally needs to be polished daily BRS – Blended Retirement System BUDS – Basic Underwater Demolitions School Bulkhead – Wall BUMED – Navy Bureau of Medicine and Surgery BZ/IBZ/ABZ – Below Zone/In/Above --- promotions C-number – cargo/transport i.e 5, 130 Cadet – A Student who is attending USMA, USMAPS, USAFA, USCGA, AROTC or AFROTC CBEF – Cadet Background and Experiences questionnaire (AROTC) CBT – Cadet Basic Training CC – Commander of the squadron CC – Cadet Candidate at USMAPS (West Point Prep) CCBT – Cadet Candidate Basic Training CCEB – Cadet Candidate Evaluation Board CE – Conditional Event CFA – Candidate Fitness Assessment (Service Academies) CFS – Candidate Fitness Score CFT – Cadet Field Training CGAS – Coast Guard Academy Scholars program CGO – Candidate Guidance Office (Admissions Office) CIET – Cadet Initial Entry Training (summer training for AROTC cadets, usually taken after completing the MS-I year - Also called "Basic Camp") CIS – Cadet Information System (USNA) CLDT – Cadet Leader Development Training CNO – Chief of Naval Operations CNRC – Commander, Navy Recruiting Command CO – Commanding Officer COLA – Cost of Living Allowance CONUS – Continental United States Company grade – O-1 to O-3 Concorde - Government contractor assigned by DoDMERB to process the medical exam for SA and ROTC candidates. COR – Cadet Observation Report Cow – Junior at USMA CPR – Complete Pending Review CSB – College Scholarship Branch (DoDMERB) CSO – Combat Systems Officer CTA – Cadet Training Assistant (USAF) CTLT – Cadet Troop Leadership Training CTO – Company Training Officer CULP – Cultural Understanding and Language Proficiency CVW – Candidate Visitation Weekend CWO – Chief Warrant Officer CWSA – Combat Water Survival Assessment DANT – Commandant DD – Dear daughter Deck – Floor DFAS – Defense Finance and Accounting Services DG – Distinguished Graduate DGD – Dear Granddaughter DGS – Dear Grandson DHS – Department of Homeland Security DITY – Do it yourself [move] (deprecated, now PPM) DLA – Dislocation Allowance - paycheck you get for moving DNP – Do Not Promote DO – Deputy Ops DOD – Department of Defense DoDMERB – Department of Defense Medical Examination Review Board (The agency) DoDMETS –Department of Defense Medical Exam Testing System (The online system) DOR – Drop on Request (i.e., quit) DOT – Department of Transportation DP – Definitely Promote Dream Sheet/Form 90 – Your wish list submitted for next assignment DS – Dear son/Dear spouse DWO – Deck Watch Officer E – anything --- electronic - EA 6 EA – Early Action admissions EAS – End of Active Service ECA – Extracurricular activity ECP – [ROTC] Early Commissioning Program (Army only as of Jan 2017) EDO – Engineering Duty Officer (Navy) EGA – Eagle Globe and Anchor El Cid – Nickname for The Citadel EOIT – Engineering Officer in Training EP – Emergency Procedure EQ – Exceptionally Qualified (grading system) EWO – Electronic Warfare Officer F – anything --- fighters i.e. F-15, 16, 22, 35, etc FEB – Flight Evaluation Board FFR – Field Force Representative (USMA) Field Grade – O-4 to O-6 Firstie – Senior Fish – Freshman at Texas A&M Flag – Generals and above Flight Deck – Top Floor FNG – Friggin New Guy/Gal FR&W – Formal Room & Wing Inspection FS – Fighter Squadron FTU – Fighter Training Unit FTX – Field Training Exercise (AROTC) FVE – Falcon Visitation Experience FW – Fighter Wing GIB – Guy in Back = WSO/RIO Gouge – Informal information channel; the "grapevine" (Navy, CG slang) GRFD – Guaranteed Reserve Forces Duty (Army) HBCU – Historically Black Colleges and Universities Head – Bathroom HQ – Head Quarters I-Day – USNA Induction Day IC – intercollegiate [athlete] IFS – Initial Flight Screening IHWC – Improved Hot Weather Combat (U.S. Army tropical uniform) IMA – Individual Mobilization Augmentee (Army Reserves) IMHO – In my humble opinion Indoc – USMMA Induction IOCT – Indoor obstacle course test IOTC – Indoor Obstacle Training Course IP/IWSO – Instructor Pilot/WSO IRR – Individual Ready Reserve (Army) IST – Infantry Skills Team IT – Incentive Training, inspirational Training, Punishment PT JAG – Judge advocate general JIATF – Joint Interagency Task Force JPME – Joint PME JROTC – Junior Reserve Officer training Corps JRTC – Joint Readiness Training Center (Army) JSOTF – JT Special Operations Task Force JTF – Jt Task Force Kings Point – United States Merchant Marine Academy Knob – Freshman at The Citadel Ladder well – Stairs LDAC –AROTC, Leader Development and Assessment Course (Also called Advanced Camp) LDO – Limited Duty Officer, someone commissioned in the Navy having technical expertise in their field, not eligible for command LDX – Leadership Development Exercise (AROTC) LE – Law Enforcement LEAD program – Leaders Encouraging Airman Development – USAF Program which delegates authority to Unit Commanders to nominate enlisted airmen to attend USAFA or the Prep School. LES – Leave/Earning Statement -- paycheck LMO – Last Military Obligation LOA – Letter of Assurance LOD – Line of Duty LOE – Letter of Encouragement (USMA) MAGTF – Marine Air-Ground Task Force (pronounced MAG-TAF) Main Deck – Bottom Floor MALO – USMA Military Academy Liaison Officer MARAD – Maritime Administration MIAD – Military Individual Advanced Development MID/MIDN – Midshipman Midshipman – A student training to be a commissioned officer at either the USNA, USMMA, or in NROTC MMA – Massachusetts Maritime Academy MMI – Marion Military Institute MOC – Member of Congress MOH – Medal of Honor MOI – Marine Officer Instructor MOS – Military Occupational Specialty MPC – Military Personnel Center (for the AF where your assignment comes from) MRP – Medical Rehabilitation Platoon MSC – Military Sealift Command MSISR – Minority Serving Institution Scholarship Reservation MSSQ – Mission Support Squadron Mustang – An officer in the Naval service that served generally more that 4 years as an enlisted person NAMI – Naval Aerospace Medicine Institute NAPS – Naval Academy Preparatory School NAS – Naval Air Station NASS – Naval Academy Summer Seminar NCO – Non Commissioned Officer New Cadet – USMA cadet during Beast, on A-day they become a cadet NG – National Guard NIFT – Navigator Introductory Flight Training NJP – Non-judicial punishment NMMI – New Mexico Military Institute NROTC – Navy Reserve Officer Training Corps NROTC (MO) – Navy Reserve Officer Training Corps (Marine Option) NSW – Naval Special Warfare nULL – Freshman in the VWIL program at Mary Baldwin College NWU – Navy Working Uniform OCC – USMC Officers Candidates Course OCONUS – Outside Continental United States OCS – Officers Candidates School ODU – Operational Dress Uniform OER/OPR – Officer Evaluation Review or Performance OML – Order of Merit List OPAT – Occupational Physical Assessment Test (Army) OQT – Officer Qualifying Test OSO – Officer Selection Officer (Marine Corps) OSUT – One Station Unit Training (Army) combining basic and AIT into one session OTS – Officer Training School (USAF) P – Promote PA – Public Affairs PACAF – Pacific Air Force PAI – Personal Appearance Inspection Passageway – (P-Way) Hallway PCP – Physical Conditioning Platoon PCS – Permanent Change of Station PDA – Public Display of Affection PEP – Performance Enhancement Program PFE – Physical Fitness Evaluation PI – Personnel Inspection PIAD – Physical Individual Advanced Development PKT – Plebe Knowledge Test PLC – USMC Platoon Leaders Course PLT – Platoon Plebe – A freshman student at either USMA, USNA, or USMMA PME – Professional Military Education PMS – Professor of Military Science PNS – Professor of Naval Science POC – Professional Officer Course (AFROTC) Port – Left hand side of a ship when facing the bow POV – Privately Owned Vehicle PPM – Personally Procured Move (formerly DITY) PPQ – Potentially Pilot Qualified PPW – Plebe parent Weekend PRB – Performance Review Board Prep School – USAFA Preparatory School PRT – Physical readiness test (Navy) PT – Physical Training PTRP – Physical Training and Rehabilitation Program (Army) P-Way or Passageway – Hallway QMED – Qualified Member of the Engineering Department QNS – Qualified not selected QNV – Qualified no vacancy RA – Regular Admissions (USCGA) Rack – Bed RAP week – Ranger Assessment Phase (First four days of Ranger School) RAT – A Freshman at VMI Rat mass – The entire freshman class at VMI Ratline – Freshman induction at VMI RC – Regional Commander RD – Regional Admissions Director R-Day – USMA Reception Day and Reporting in day at USCGA. RHIP – Rank Has Its Privileges RIF – Reduction in Force - comparable to a layoff RIO – Radio Intercept Officer = WSO RL – Restricted Line (Navy) ROCI – Reserve Officer Candidate Indoctrination ROO – Recruiting Operations Officer (AROTC) ROTC – Reserve Officer Training Corps RPA – Remote Piloted Aircraft or Ranger Physical Assessment RTO – Regimental Training Officer RTOA – Regimental Training officer Assistant RTU – Replacement Training Unit SA – Service Academy SAMI – Saturday AM Inspection SAP – Study Abroad Program SAR – Search and Rescue Scuttlebutt – water fountain or gossip SEAL – SEa Air Land (Navy Special Forces) SERB – Selective Early Retirement Board SERE – Survival Evasion Resistance Escape training Shack – Direct hit on target (e.g., bullseye) SLE – Summer Leaders Experience (West Point) SMC – Senior Military College (Norwich, VMI, Virginia Tech, Texas A & M, University of North Georgia, The Citadel) SMP – Simultaneous Membership Program (ANG) SOE – School Official Evaluation South Com – Southern Command SQ3R – Survey, Question, Read, Recite, Review SQD – Squad Starboard – Right hand side of a ship when facing the bow STEM– Science, Technology, Engineering, and Mathematics SUNT – Specialized Undergraduate Navigator Training Supe – Superintendent SUPT – Specialized Undergraduate Pilot Training Swab – USCGA Freshman (4th class Cadet) SWO – Surface Warfare Officer (Navy) TA – Tuition Assistance (Army) TAD – Temporary Assigned Duty TATTOO – CTO training time with plebes TBS – The Basic School (USMC) TDY – Temporary Duty Assignment TEE – Term End Exam TemDUINS – Temporary Duty Under INStruction TLA – Temporary Living Allowance (subsidy for living in a hotel when you PCS) TLQ – Temporary Living Quarters (hotel/housing on base while you receive TLA) TM – Team Movement TMO – Transportation Movement Office (your movers) TPS – Test Pilot School (Navy) TPU – Troop Program Unit (Army Reserves) TS/SCI –Top Secret / Sensitive Compartmented Information TWE – Thin White Envelope UAV – Predator UCMJ – Uniform Code of Military justice UNT – Undergraduate Navigator Training UPT – Undergraduate Pilot Training URL – Unrestricted Line (Navy) USA – United States Army USAF – United States Air Force USAFA – United States Air Force Academy USAFASS – United States Air Force Academy Summer Seminar USAFE – USAF Europe USCG – United States Coast Guard USCGA – United States Coast Guard Academy USMA – United States Military Academy USMAPS – United States Military Academy Preparatory School USMC – United States Marine Corps USMMA – United States Merchant Marine Academy USN – United States Navy USNA – United States Naval Academy VMI – Virginia Military institute VWIL – Virginia Women’s Institute for Leadership at Mary Baldwin College Wardroom – Officers mess or cafeteria WCS – Whole Candidate Score WIC – Weapons Instructor Course - Nellis for AF Wing King – Commander of the Wing WO – Warrant Officer WP – West Point or USMA WSO – Weapon System Officer XO – Executive Officer Yearling – A Sophomore (at USMA) Youngster – A Sophomore (at USNA) YP – Yard Patrol Craft, a small USNA training ship Yuk – sophomore (At USMA) Zero Deck – Basement Thanks to all who contributed to the original thread.