f-kazing Share definition Flag slang for fucking amazing when your too lazy to say both words or just dont want to speak correct english That shirt is so f-kazing.No way! you got that shirt for $3, that is f-kazing. f-kazing by Squeaky Giggles January 30, 2010 0 0 Get merch Get the f-kazing mug. Buy Now — $32.95 See more merch