TKFO'd Share definition Flag Technical Knocked the Fuck Out. Like "KTFO" but not a KO. You got beaten in a fight that the referee or some bystander had to stop before you actually got KO'd. Silva got TKFO'd by Belfort. TKFO'd by The_Lion February 9, 2004 0 0 Get merch Get the TKFO'd mug. Buy Now — $32.95 See more merch
