ass rot Share definition Flag When it smells like a dog crawled up your homey's ass and died. I was bangin this bitch and pulled my dick out, flicked the peanut off and said damn woman, you got some ass rot! ass rot by The Pink Taco with no salsa or guac April 20, 2003 0 0 Get merch Get the ass rot mug. Buy Now — $32.95 See more merch