Stoned Sundays is a term used to refer to the day of the week that is designated for smoking, of marijuana, Ganja, Weed, Pot, and Chronic. Messed-Up Monday, Trashed Tuesday, Wasted Wednesday, Thirsty Thursday, Fucked Up Friday, Shit-faced Saturday, Stoned Sunday. It is the day used to cure the week long hangover without alcohol. The perfect fix for a week of partying and to prepare for the week ahead.

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