verb:

pronunciation: "shh-la-goop"

1. To insert something forcefully into another object, especially if the target object is very viscous, squishy, or slimy

2. Could be used as an alternative to "fuck", commonly used to insult or berate others

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