AAV — Amphibious Assault Vehicle
AG — Attorney General
ASAP — As Soon As Possible
ASROC — Anti-Submarine Rocket
ASW — Anti-submarine Warfare
AWACs — Airborne Warning and Control System
BMP — Boyevaya Mashina Pekhoty (Russian infantry fighting vehicle)
BTR — Bronetransportyor (Russian armored personnel carrier)
CAG — Commander Air Group
CIA — Central Intelligence Agency
CIC — Combat Information Center
CIWS — Close-in Weapons System
CJC — Chairman of the Joint Chiefs
CMC — Central Military Commission
COG — Continuity of Government
C-RAM — Counter Rocket, Artillery, and Mortar systems
CSM — Command Sergeant Major
CW4 — Chief Warrant Officer Four
DCM — Deputy Chief of Mission
DDos — Distributed Denial of Service
DEFCON — Defense Readiness Condition
DF-5B — Dongfeng-5B
DIA — Defense Intelligence Agency
DoD — Department of Defense
DMZ — Demilitarized Zone
DPRK — Democratic People’s Republic of Korea (DPRK)
EAM — Emergency Alert Message
FSB — Federalnaya Sluzhba Bezopasnosti (Russian intelligence agency that came after the KGB)
GDF — Global Defense Force
GDP — Gross Domestic Product
GM — General Major
G3 — Head of Operations Staff
HALO — High Altitude-Low Opening (military free fall)
HEAT — High-explosive Anti-tank
IBA — Individual Body Armor
ICBM — Intercontinental Ballistic Missiles
IoT — Internet of Things (all network-enabled devices)
JCET — Joint Combined Exchange Training
JDAM — Joint Direct Attack Munition
KPA — Korean People’s Army (North Korea’s Army)
LCAC — Landing Craft Air Cushion (hovercraft)
LCDR — Lieutenant Commander
LNO — Liaison Officer
LT — Lieutenant
LTC — Lieutenant Colonel
LtGen — Lieutenant General
LZ — Landing Zone
MAD — Mutually Assured Destruction
MANPAD — Man Portable Air Defense System (shoulder-launched surface-to-air-missiles)
MIRV — Multiple Independently Targetable Reentry Vehicle
MG — Major General
NATO — North Atlantic Treaty Organization
NORAD — North American Aerospace Defense Command
NSA — National Security Advisor OR National Security Agency
ODA — Operational Detachment Alpha
ODC — Office of Defense Cooperation
OP — Observation Post
PACOM — Pacific Command
PLA — People’s Liberation Army
PLAAF — People’s Liberation Army Air Force
PLAN — People’s Liberation Army Navy
POTUS — President of the United States
PSI — Pounds Per Square Inch
QRF — Quick Reaction Force
ROK — Republic of Korea (South Korea)
RORSAT — Radar Ocean Reconnaissance Satellite
RSO — Regional Security Officer
SAM — Surface-to-Air Missile
SCIF — Sensitive Compartmented Information Facility
SDO — Senior Defense Official
SecDef — Secretary of Defense
SF — Special Forces
SFC — Sergeant First Class
SSGN — Ship, Submersible, Guided Missile, Nuclear
S2 — Intelligence Officer
TACP — Tactical Air Control Party
THAAD — Thermal High-Altitude Area Defense
XO — Executive Officer