FLB 

"Fresh Like Bacalao"

"Peng ting, that biash be FLB bredrin
Reminds me ov wen uncle JC would eat bacalao by da port of VLC.

Bein' all bon vivant n shit"

Or

"That Momo bae be FLB,

As fly as that mofo from Karate Kid. Goin' all (Moni) Cobra Kai on yo' ass and catching you unexpected like the Spanish Inquisition"

FLB by Lucky_lulu February 28, 2022

FLB 

Fucking Lazy Bastard

Whoever is very lazy and bastard also.

Matthew is FLB.

FLB by apprentice123 July 22, 2011

FLB 

FUCKING LYING BITCH

ASHLEY IS AN FLB BECAUSE SHE SAID SHE WASNT A WHORE!

FLB by MR.JFGI November 18, 2009

FLB 

Fat Little Bitch

god that boy is an FLB

FLB by Marymotherfucker April 15, 2015

FLB 

Foxy Little Bitch.
Girl who is good looking, and has a tight booty.

Tom: hot damn, look at that FLB
Pete: ooooff she mighty fine.

FLB by Dan XYZ November 23, 2007

FLB 

Flat Lady Booty.

Guy1: Dayum. All dem gurls got dat FLB.
Guy2: I kno, were r dah bootylicious gurls at ?

FLB by Bobber August 23, 2012

FLB 

FLB - Front Line Bloodz

Yo watch out! FLB coming!

FLB by Vikram Virdi December 15, 2007