fag blooming Share definition Flag when numerous guys start acting really gay all of the sudden. or acting more gay than before omg whats up with all these guys being increasingly gay and creepy?! what is it like fag blooming season or something? fag blooming by MIA69 November 22, 2011 0 0 Get merch Get the fag blooming mug. Buy Now — $32.95 See more merch