Fg

It means forgot .

Iank/I didn’t know I fg

by Maneionlikets March 18, 2024

Fg

Fg means "for good" which means forever/definitely

"Chris and Bridget should break up fg instead of just getting back together all the time"

by xxgossipgirlxx May 26, 2019

FG

Slang for a dead hooker

Hey man you see the FG in my fridge

by Bmorejerry February 28, 2024

Fg

Favorite girl

The is my fg.

by Clove_heart December 6, 2021

FG

When you fat finger the 'f' and add a 'g' trying to auto complete Facebook in a search bar, instinctually pressing the enter key despite the mistake.

Man, I was trying to get on to Facebook and accidentally googled FG because of my fat fingers.

by Cprime March 8, 2021

[FG]

Fucking gay, often associated with "fermi"

FG is so gay

by A1GangGang March 20, 2017