homofagosaurus rex Share definition Flag A homofagosaurus rex is exemplified by an inattentive, effiminate, borderline gay boyfriend. OMG, that chick has to vibe herself to sleep because her man is a homofagosaurus rex. homofagosaurus rex by too kewl January 24, 2005 0 0 Get merch Get the homofagosaurus rex mug. Buy Now — $32.95 See more merch