pet-squirrel Share definition Flag A slang term referring to the male sexual organ, specifically used in the context of self-pleasuring. "Petey never pulls any tail. As a result he spends alot of time playing with his pet-squirrel." pet-squirrel by VALIS_GOOSE February 25, 2009 0 0 Get merch Get the pet-squirrel mug. Buy Now — $32.95 See more merch