Tatt Attack is an adjective/verb (depending on the context) describing a man/woman/person who has tattoos' and is attractive to the eye. Usually one who makes you do a double take whether for their ink or looks.

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