In the attempt to make sweet, sweet love to a drunk honey, she evacuates the room in an obscene matter, muttering to herself, "Are you serious!!" or "Not Now!!". When you awaken in the morning you are in great mood because she is not there only to discover your bed looks like a murder scene. There is blood everywhere, Yes she perioded on you.

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