A term used to describe a male sex organ of the long and hard variety. Some tend to have an awkward smell but a delicious taste. If prepared just right, they can be known to have a distinct crunch. (Caution: Crunching is not recommended, unless your into that kind of thing, in which case by all means, part take in the crunching)

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