BBL is a slang term that can have different meanings depending on the context. On TikTok, BBL stands for "Brazilian Butt Lift," which is a popular plastic surgery procedure involving the transfer of fat to the buttocks to enhance their size and shape
. In other contexts, such as in messages and online communication, BBL is an acronym for "be back later," used to indicate that a person will be away for a short time but will return
