FWB Share definition Flag FUGLY WEAVED BITCH. When someone is a combination of three awful things: A person whos fugly, has the most ugly weave ever, and she's a mega bitch! "I hate that fwb!" "She looks like a fwb!" FWB by dannie thomas July 19, 2007 0 0 Get merch Get the FWB mug. Buy Now — $32.95 See more merch