The retard bus. In Lake County Ohio we used to have a bus company that had the short bus' that used to transport the retards to school. The company name was JJ something, hence the name.

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