FYGA Share definition Flag FYGA is an acronym for the phrase "Fuck you gay Adam" wich is used as a tagline for the co-host Adam on the Nobody Likes Onions podcast. Adam ur segments suck, FYGA FYGA by jimmy12345 July 24, 2008 0 0 Get merch Get the FYGA mug. Buy Now — $32.95 See more merch