SINCE 1828
BFF
noun
\ ˌbē-ˌef-ˈef
\
\
plural BFFs
Definition of BFF
informal
: a very close friend
A BFF doesn't gossip about or lie to you. She doesn't share your secrets on her MySpace page. — Girls' Life
Keep scrolling for more
Comments on BFF
What made you want to look up BFF? Please tell us where you read or heard it (including the quote, if possible).
Test Your Vocabulary
Words for Summer: A Quiz
-
- Which of the following words means “of or relating to summer”?
Test your knowledge - and maybe learn something along the way.
TAKE THE QUIZ
Test Your Knowledge - and learn some interesting things along the way.
TAKE THE QUIZLove words? Need even more definitions?
Merriam-Webster unabridged
Words at Play
Ask the Editors
Share BFF
Resources for BFF