FBG 

Fence Banging Grandma. A quiet grandma at her grandson's baseball game until he hits a dinger and she is banging that fence like a wild woman.

Quiet grandma went full FBG after that dinger

FBG by That guy ah April 21, 2018

FBG 

Facebook Geek

Someone who spends numerous hours on facebook, relentlously checking the news feed and writing status'.

a.k.a ,'sheep',

Mate, you're such an FBG! how many status' did you share today.

Aaaaahh check you Sammy on Facebook, again you FBG!

Mate it's pretty ruthless how much of a FBG you are!

synonym: 'sheep'

FBG by jimmy dizzle fo shizzle November 5, 2010

FBG 

Fat boy gang or Fat boy gaming.
Originated from the PRHS football team

Also a Call Of Duty clan and active food trafficking organisation

FBG stand up !!!
FBG you errrrrr me!!!

FBG by FBG4L November 29, 2018

FBG 

An online term that stands for Fat Black Guy. It is used primarily on online games with microphones. Skinny white kids may say this when they get "pwnd" and hear them talk.

"You stupid FBG stop teamkilling me asap nub."

FBG by NGut September 6, 2008

fbg 

When you and your friend group are flat. Stands for Flat bitch gang.

My friend group is called fbg.
Dont let them know they are in fbg.

fbg by flat bitch gang August 21, 2018

fbg 

fbg stands for free body gang cs nick dead

"Real fbg cs nigga we be masked bussin '

fbg by TayMafiaPLHOMI October 28, 2021

FBG 

“Famous Buffalo Gay”

“Oh did you know I hooked up with the ‘FBG’?”

“Oh shit! Really?”

FBG by Ppjmhk June 16, 2022