crimming Share definition Flag A literal abbreviation of 'cat rimming'. To rim a cat. "Dude, that isn't a cold sore. Jason's been crimming Felix and his moustache is full of dangleberries." crimming by Lieut. Tyrone Slothrop February 8, 2008 0 0 Get merch Get the crimming mug. Buy Now — $32.95 See more merch