Origin is slavic meaning Health
Modern usage in American English: Dedicated father, husband and lover (of legos). He is sure to be sporting a sexy set of man boobs.
While never on time to anything (other than the birth of his first child) he is a dedicated and innovative working machine.

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