Definitions

1. noun

An extremely close friend, often considered a best friend.

“She’s been my bff since high school and we still keep in touch.”

2. verb

To establish or declare someone as one’s best friend.

“We bff-ed for years before I moved away.”

3. acronym

Best Friends Forever, often used as a term to describe long-lasting friendships.

“We’ve been bffs since childhood, and nothing can ever break our bond.”