look up any word, like basic bitch:
Similar to Jock itch, but happens after jacking off and not cleaning up.
(Bill itching his crotch.)

Jim:Dude, it looks like you have A MAJOR CASE of Jock itch.

Bill:Yeah. I forgot to clean up after i wanked.

Jim:Oh, in that case, you have Jack Itch.
by giggity_boobs February 13, 2011