Pimped out pants that contain a whole array of speakers, amplifiers, and subwoofers. A party in the pants.

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

what retards wear to school

jam pants refers to the slight stain left on girls pants when they are on their period.