Whanus Share definition Flag A person who has been fucked up the arse so much that they have an asshole the size of a whales blow hole "WOW what a big cock you have... pity i have a whanus and i can't feel it" Whanus by sihel May 15, 2009 0 0 Get merch Get the Whanus mug. Buy Now — $32.95 See more merch