| Abbreviation | Definition |
|---|---|
| LAX | Los Angeles International Airport |
| LB | Land Biplane |
| LB | Lighted Buoy |
| LB | Loose Bearings |
| LB | Low Barrier |
| LBAP | Low Brake Air Pressure |
| LBAPWB | Low Brake Air Pressure Warning Buzzer |
| LBB | Lubbock International Airport |
| LBC | Little British Car |
| LBP | Law Breaker Punishment |
| LBP | Length Between Perpendiculars |
| LBS | Long Boring Stretch |
| LBS | Pounds |
| LC | Landing Certificate |
| LC | Light Car |
| LC | Loading Capacity |
| LC | Locational Clearance |
| LC | Loran C |
| LCAT | Lafayette College Area Transportation |
| LCAT | Lyon County Area Transportation |