bitch ass hater Share definition Flag Someone who is totally a ridiculous hater. Like they shouldn't hate that much it's just ridiculous how much they hate. Tanisha was really bitch ass hating on that handicap guy over there. What a bitch ass hater. bitch ass hater by Maaaarvin February 16, 2014 0 0 Get merch Get the bitch ass hater mug. Buy Now — $32.95 See more merch