BFF

Best Friends Forever.
Usually what people call their best friend

Jamie: Emma your my BFF

Emma: Aww thanks

BFFs

Best Fugitive Friends w/ Benefits
Nadine and Katelyn

Wow we really are BFFs after what happened last night

BFF

The most common defenetion is: best friends forever
that is when two friends become supper conected and will be friends forever and alwas together

bff can also can be used as a insult (there the exact opposite btw) theother defenition would be: big fat fuck
i dont know what else to say about this...

look, that girl over there is my BFF we will alwas be togetheer

yo, look that guy over there is such a BFF hes so fat and ugly

BFF

She mah best friend, she a real bad bitch, got her own money, she dont need no man, on the dance floor, she had two, three drinks, now she twerkin', she throw it out and come back in, drive her own car, she don't need no lift
In the strip club, know my girl gonna tip

She's my bff but she can be a real bad bitch

bff

The finale episode for the world-famous TV series titled "best fucks" (Best Fucks Finale) which was so good people actually couldn't forget it to this day

+Bff was great wasn't it?

-Jerry that's not what that means please get out of your imaginary bubble there is no famous TV show series titled "best fucks" please stop that

+Fuck you bff

BFF

To a cat owner BFF can also mean best feline friend.

My cat Sadie is my BFF.

BFF

Best fake friend

from all this time she was a bff