flid lid Share definition Flag Those stupid fucking hats a FLID (Fucking Long Island Douchebag) would wear. You know - those types of hats. Look at Taylor in that East Meadow Lacrosse hat. It’s such a FLID lid. flid lid by The Dabbler February 26, 2023 0 0 Get merch Get the flid lid mug. Buy Now — $32.95 See more merch