flock of bitches Share definition Flag A group of slutty girls that go to wmc and gave each other bird nicknames. (aka: the flock, FOB) the flock of bitches went to seaside just to fuck flock of bitches by Rkabfkakendi3710 June 26, 2015 0 0 Get merch Get the flock of bitches mug. Buy Now — $32.95 See more merch