396 abbreviations
Abbreviation Meaning
ST Sonar Technician
STREAM Standard Tension REplenishment Alongside Method
SUBRON SUBmarine squadRON
SUBSAFE SUBmarine SAFEty program
SUPPO SUPPly Officer
SWCC (swick) Special Warfare Combatant-craft Crewmen, the Special Operations Forces who operate and maintain an inventory of boats used to support special operations missions, particularly those of the U.S. Navy SEALs.
SWO Surface Warfare Officer
TAD Temporary Additional Duty
TADCEN Training and Distribution Center
TAO Tactical Action Officer (Fights the ship under the supervision of the Captain)
TE Task Element
TF Task Force
TFOA Things Falling Off Aircraft
TG Task Group
TM Torpedoman's Mate
TOPGUN United States Navy Fighter Weapons School
TU Task Unit
UA Unauthorized absence, equivalent to Army absent without leave
UA Urinalysis
UAS Unmanned Aerial System
UCMJ Uniform Code of Military Justice
UDT Underwater Demolition Team
UNODIR UNless Otherwise DIRected
UNREP Underway replenishment
UNSAT Unsatisfactory
URL Unrestricted line officer
USMC United States Marine Corps, organized under the United States Department of the Navy)
USNA United States Naval Academy (Annapolis)
UWT Underwater telephone
VAQ Fixed Wing Electronic-Attack Squadron
VAW Fixed Wing Airborne Early Warning Squadron
VCNO Vice Chief of Naval Operations
VERTREP Vertical replenishment
VF Fixed Wing Fighter (no longer used)
VFA Fixed Wing Strike Fighter Squadron
VP Fixed Wing Patrol Squadron
VRC Fleet Logistics Support Squadron (VRC-30 Providers)
VTU Volunteer Training Unit
WCS Workcenter Supervisor
WO Warrant Officer
WSO Weapon Systems Operator/Naval Flight Officer
WTD Watertight Door
WTF Whiskey Tango Foxtrot, usually an interrogative phrase, but may also be used in a declarative manner
WTH Water Tight Hatch
XO Executive officer
YN Yeoman