Used to describe a male with small genitalia; often associated with driving large 4x4 trucks in city areas to make up for lack manhood. Pussy or scared little man.

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