their bf, but...

a term on snapchat which means "you're their best friend, but they aren't yours."

person 1: hey what emoji do i have on ur snap
person 2: uhhh *changes emoji from "their bf, but..." to "bff"*

by i'm trying my best June 11, 2018

bfs

Bull Fucking Shit

by Anonymous September 15, 2003

BF

boyfriend, male romantic companion, male partner, male chum (Internet Slang)

My sister's BF is a dummy boy

by MarkLetras April 9, 2006

bf

Shorthand for boyfriend.

He tells me he doesn't have a bf right now.

by The Grammar Nazi February 20, 2002

BF

Either boyfriend or best friend.

"i cant hang out later sarah im going to my bf's house. i think we might do it tonight"

by Jen&&juice December 29, 2007

BF

Abbreviated form for Best Friend

Tanya would still be my BF if she had my shirt.

by BD Goertz December 28, 2005

BFS

Big F'ing Shiii

I just took a BFS Bro!

What...breadth first search?

No man, a big f'ing shiii!

by 3-Dawg July 25, 2011