B4N

Shorthand for bye for now, B4N or BFN is commonly used in chat rooms and online games to let users know that they must leave, but will be back. Below is an example of how this could be used in chat.

I'm hungry and need something to eat. BFN.

BB, BBIAB, BBL, Bye, Chat terms, CYA, G2G, Game terms, L8R