E
- EAS – End of Active Service, the date of discharge from active duty.
- EGA – Eagle, Globe, and Anchor, the emblem of the Marine Corps.
- eight ball – a Marine who lacks an aggressive spirit.
- Eighth & I or Eighth & Eye – Marine Barracks, Washington, D.C., located at 8th and I Streets SE. See also 8th & I.
- EM – Enlisted Marine/Man, very inappropriate to use today.
- elephant hat – pith helmet first issued in 1940 and worn by rifle range coaches today
- embed – embedded journalist assigned a slot within a combat unit.
- Ensign – colors, national flag; also the most junior commissioned officer rank in the US Navy.
- EOD – Explosive Ordnance Disposal, responsible for the safe handling, deactivation, and removal of unexploded ordnance, the military version of a bomb squad.
- EPD – Extra Punitive Duties, punishment assigned where the individual is required to perform cleaning duties after working hours (on his or her liberty time).
- EPW – Enemy Prisoner of War.
Read more about this topic: List Of United States Marine Corps Acronyms And Expressions