SLDF
| Acronym | Definition |
|---|---|
| SLDF | Sabaot Land Defence Force (militia; Kenya) |
| SLDF | Star League Defense Force (Battletech) |
| SLDF | Sierra Legal Defence Fund |
| SLDF | Sexuality Leadership Development Fellowship (Lagos, Nigeria) |
| SLDF | Subcontractors Legal Defense Fund (American Subcontractors Association) |
| SLDF | Scanning Laser Doppler Flowmetry |