When someone tells you something and they dont believe a word you say
Friend 1: Man i just got that girls number

Friend 2: the fuck you say?
by mmfwcl December 1, 2014
A slang word mostly used as a shortened word for, "What the fuck did you say".
Nik: Your shirts is gay Walter!
Walter: Fuck you say!?!?
by Walteezy September 26, 2006
When a manchild gets heavily offended by a 9-year-old's comment. Most famously coined by the Twitch streamer "Ninja" when he took the bait of a little kid in-game.
Ninja shoots 9-year-old
9-year-old: "aw fuck u faggot"
Ninja: "THE FUCK YOU SAY TO ME YOU LITTLE SHIT?"
9-year-old: "HA U RAGE XD"
Ninja: "FUCJKCJXGVIOKFDJGOIKDSMGFKL;SDMFLS"
by That random guy thing December 2, 2018
It is a action preformed when a 10-13 year old calls you a Homosexual or "Faggot"
Dickhead: fuck you faggot
Ninja(me): THE FUCK YOU SAY TO ME YOU LITTLE SHIT
by mawiaw January 19, 2019
A term used when some is being disrespectful and most commonly known by the famous fortnite player ninja using it
Little Kid: OMGGGGGGGG U SUCK AT THIS GAME
Ninja: The fuck you say to me you little shit
by Skullz180 February 13, 2019