Itch to bitch Share definition Flag When someone can't wait to argue about something. "That movie sucked." "Yeah, I can't wait to get my computer. I've got an itch to bitch about it." Itch to bitch by Uncle Fuckus July 15, 2009 0 0 Get merch Get the Itch to bitch mug. Buy Now — $32.95 See more merch