Apeboob Share definition Flag 1) - A stupid, moronic, or whacky person. 2) - A big, hairy breast (boob), belonging to an ape. 1) - That guy ran a redlight! What an apeboob! 2) - Dude, that apeboob is way bigger than mine is! Apeboob by Ape Boob December 8, 2007 0 0 Get merch Get the Apeboob mug. Buy Now — $32.95 See more merch