FF

Fred Figglehorn. This weird guy on youtube, with a high voice, and with no life. His name is Lucas, and he's an acter. He's number 1 on youtube. Well he was until Smosh took over. Or maybe that was niggahigga.

1. I unsubscribed to FF!
2. He's very annoying.
3. I know.

by 1992peter February 14, 2010

FF

An acronym for forever flat (breast)

She will all ways be

FF

by Duane427 August 4, 2019

FF

Face fuck, oral sex

"I look so pretty right now he needs to ff me 😩"

by aprilblue July 3, 2022

FF

Stands for fake friends these are "friends" who stabbed you in the back and/or just being mean to you repeatedly

She has ff even though she is a nice person

by Megan_1479 November 4, 2019

ff

ff

ff is ff

by dontmentionme October 30, 2022

Ff

Means fanfiction

Person 1: woah I just read the craziest ff

Person 2: about who?
Person 1: Larry Stylinson
Person 2: what kind?
Person 1: just a smut

by Harry’s gay vodka January 5, 2021

FFS day

The official day to fuck your friends sister.

On November,22 is National FFS day

Me:Hey bro wheres your sister.

My friend:idk why?

Me:Dont you know today is national FFS day

by Dxddycolt34 November 21, 2019