Person: "Seig fuckin heil! "
Reply: "Fuck you you little twelvie bitch I'll fuckin smash you if you run your mouth like that again cunt. YFY"
Reply: "Fuck you you little twelvie bitch I'll fuckin smash you if you run your mouth like that again cunt. YFY"
by yourmumjayden46 March 26, 2017
An acronym for "Yeah, fuck yeah." Used as an exclamation of strong approval, most frequently on the Internet or other environments in which informal shorthand is commonly used, although IRL use is more acceptable than with most other online acronyms.
by El Schwartzo June 20, 2006
Abbreviation for 'yeah fuck yeah'. Used as a statement of agreement when the lads think of something worth your participation. Antonym - NFN (Nah fuck no)
by djjnrsxx January 03, 2016