Bbl. Definition
abbreviation
Barrel.
Webster's New World
phrase
(Internet) Alternative form of BBL. Initialism of be back later.
Wiktionary
Abbreviation of be back later.
Wiktionary
pronoun
Bank Brussel Lambert (Banque Bruxelles Lambert), now part of the ING Group.
Wiktionary
Advertisement
other
Chat room talk meaning “be back later.”
Webster's New World Hacker