| Acronym | Definition |
|---|
| GBB➣Grand Beatbox Battle (gaming) |
| GBB➣Gas Blow Back |
| GBB➣Galesburg (Amtrak station code; Galesburg, IL) |
| GBB➣General Broadband |
| GBB➣Globe Broadband |
| GBB➣Groningen Biomolecular Sciences and Biotechnology Institute (The Netherlands) |
| GBB➣Glass Bottom Boat (marine vessel) |
| GBB➣Gershman, Brickner & Bratton, Inc. (waste management) |
| GBB➣God Bless the Beatles (fan site) |
| GBB➣Good, Better, Best |
| GBB➣Generic Blackboard (data system) |
| GBB➣Great Bahama Bank (carbonate platform) |
| GBB➣Girls Behaving Badly (TV show) |
| GBB➣Guy's Big Bite (TV show) |
| GBB➣Gross Ballast Bonus (shipping industry) |