| Acronym | Definition |
|---|
| GTB➣Gran Turismo Berlinetta |
| GTB➣Google Tool Bar |
| GTB➣Guaranty Trust Bank (Nigeria) |
| GTB➣Global Transaction Banking |
| GTB➣Grand Traverse Band (of Ottawa and Chippewa Indians; Michigan) |
| GTB➣Great Tythe Barn (UK) |
| GTB➣Gestion Technique du Bâtiment (French: Technical Management of Buildings) |
| GTB➣Global Trust Bank |
| GTB➣Ghana Tourist Board |
| GTB➣Go To Bed |
| GTB➣General Terms of Business |
| GTB➣Greg the Bunny (TV show) |
| GTB➣Globally Threatened Bird |
| GTB➣Gay Teen Boys (band) |
| GTB➣Gangwon Television Broadcasting (South Korea) |
| GTB➣Global Telecom Brokers (This is the nick name for the company) |
| GTB➣Ground Turn Back (aviation) |
| GTB➣Grow the Business |
| GTB➣Golden Thief Bug (Ragnarok) |
| GTB➣Gran Tourismo Berlinetta (Ferrari) |
| GTB➣Ground Training Branch |
| GTB➣Good Time Boys (movie) |
| GTB➣Groupe de Travail Bruxelles 1952 |
| GTB➣Grand Théâtre de Bordeaux (French: Grand Theatre of Bordeaux; Bordeaux, France) |
| GTB➣General Tool Box |
| GTB➣Going To the Bathroom |
| GTB➣Grand Tourer Bilstein (Subaru Legacy model) |
| GTB➣Guilderland Town Band (Guilderland, NY) |
| GTB➣Greater Trochanteric Bursitis (medical disorder) |
| GTB➣Grid Toolbox (IBM) |
| GTB➣Greater-The-Better (principle) |
| GTB➣Guidance Telemetry Building |
| GTB➣Galactic Terran Bomber (gaming, Descent: Freespace) |
| GTB➣Gas Turbine Bulletin (mechanics) |
| GTB➣Giant Tiger Boutique (Canadian discount store) |