to walk or run while masturbating, usually to avoid disgusted looks

A jack off buddy (from 'cum' /'come', meaning 'semen', and 'companion'); a friend that you get together with for sessions of solo or mutual masturbation
Variant of: cumpanion (from 'companion' & 'cum'); jack off buddy & wank bud & JO buddy
Similar to: fuck buddy

It's a literal device, you just run away while shooting something... confusing ain't it?

Games like Call Of Duty, where the main purpose of the game is to run around the map and find an enemy to kill. Unlike Battlefield, games like these don't rely on teamwork or tactics.

the act of playing as an assault in FPS