Acronym for "Today I fucked-up"
Today on reddit I read the funniest story in the TIFU category.
by Kittysnape January 14, 2013
A nickname for the Art of Titty Fucking... also see TITTY FUCK for a reference
She was jackin me off so i put it into her tits and BAM, im the Master of TiFu
by Coffee Cakes October 03, 2006