| Acronym | Definition |
|---|
| BLW | Below (aviation) |
| BLW | Bundesamt für Landwirtschaft (German: Federal Office for Agriculture; Switzerland) |
| BLW | Baldwin Locomotive Works |
| BLW | Branford Lock Works (early American hardware company) |
| BLW | Believer's LoveWorld (Fellowship) |
| BLW | Baby-Led Weaning (infant feeding) |
| BLW | Belawan (Port of Medan, Indonesia) |
| BLW | Bellows Field (airport code; US Marine Corps; Waimanalo, HI) |
| BLW | Business Link West (self-help portal; UK) |
| BLW | BindingListView (software) |
| BLW | Beleihungswert (German: Mortgage Value) |
| BLW | Blaine Washington (border patrol sector) |
| BLW | Black Leather Wings |