| Acronym | Definition |
|---|
| LBU➣Loopback Unit |
| LBU➣Lebuhraya Borneo Utara Sdn. Bhd. (Malaysia) |
| LBU➣Louisiana Baptist University |
| LBU➣Ligne Budgétaire Unique (French foreign territories policy) |
| LBU➣Labuan, Sabah, Malaysia (Airport Code) |
| LBU➣Linebacker University |
| LBU➣Local Business Unit (Italy) |
| LBU➣London Black-Up |
| LBU➣Liberty Union Party |
| LBU➣Launcher Booster Unit |
| LBU➣Legacy Broadband Upgrades (Ciena) |
| LBU➣Leaflet Bomb Unit |