Y
- YATYAS or YAT YAS – You aint tracks, You aint shit, an amtrac slogan or term for AAV Marines.
- yellow leg – Marine, nickname given by North Korean Army in reference to Korean War-era discolored, yellow-looking leggings.
- You-who -When an NCO or Higher wants the attention of a Junior/Boot and does not know his name
- yut or yut yut – exclamation of enthusiasm or approval, similar to oorah.
Read more about this topic: List Of United States Marine Corps Acronyms And Expressions