| Acronym | Meaning |
| BST | Background Self-Test |
| BST | Base Shop Test |
| BST | Base Support Team |
| BST | Basic Skills Trainer |
| BST | Basic Standards Training |
| BST | Basic Survival Training |
| BST | Battle Staff Training (US DoD) |
| BST | Battle Support Team |
| BST | Beacon Sensitive Trigger (TPX-42) |
| BST | Beam Stabilization Table |
| BST | Beam Switching Tube |
| BST | Bid-Sample Testing |
| BST | Boresight Acquisition Mode |
| BST | Boresight Tower |
| BST | Brigade Spécialisée de Terrain (French: Specialized Field Brigade) |
| BST | Builder's Sea Trial |
| BST | Builders Ship Trial |
| BST | Business Solution Team (New York) |