An interval in a drinking session, where the beverage of choice is substituted for a gin for one round. The juniper interlude adds a touch of class to what might otherwise just be a piss up.

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