One who is both a sped (Special+Ed=Sped) and licks nuts. Both a term of hatred and endearment, usually used after a stupid/obvious comment is said or action is performed.

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