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1 definition by
DoubleB.
1
BFS
It means
Best Friends
Sister
. Commonly used when one is in love with best friend
sister
.
"Bro
I like your sister
."
"So
you're in
love with your BFS?!?"
"Yes,
yes I am
."
by
DoubleB.
May 02, 2021
Get the
BFS
neck gaiter and mug.
•
© 1999-2021 Urban Dictionary ®
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© 1999-2021 Urban Dictionary ®
•
advertise
•
terms of service
•
privacy
•
dmca
•
bug report
•
help
•
blog
•
data subject request
