| Acronym | Definition |
|---|
| BITD➣Best in the Desert (Nevada based off-road racing organization) |
| BITD➣Back in the Day |
| BITD➣Bureau International des Tarifs Douaniers (French: International Bureau of Customs Tariffs; Belgium) |
| BITD➣Beaten It to Death |
| BITD➣Business and Information Technology Department (Council for the Central Laboratory of the Research Councils; UK) |
| BITD➣Basic Instrument Training Devices (flight simulator; various nations) |
| BITD➣Built in Test Diagnostics |