An acronym for the saying fuck you thats why. Originated in 2007 in a shithole town. Could have ties to the smokeless tobacco industry.
Sally- "Why didn't you tell me you had a scorching case of herpes before we had sex?", Kevin- "fytw"

Kevin- "Why are you drinking all my alcohol", Shane- "fytw"

by SR & KD February 7, 2008
Get the fytw mug.