Fla-tonga Share definition Flag A word describing a beautiful ass. The two well proportioned cheeks with equal and just enough meat. "wow, shorty got a fucking fla-tonga!" "that aint no badonkadonk, thats a dam fla-tonga!" Fla-tonga by nickles500 January 29, 2010 0 0 Get merch Get the Fla-tonga mug. Buy Now — $32.95 See more merch