Shave off all ur pubes...have sex from behind with your lover, pull out and cum on back, second guy takes over...cums on her back and then you both throw the pubic hair all over her cum soaked back while making a loud WOOKIE noise.

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