| Acronym | Definition |
|---|
| LAPD | Los Angeles Police Department |
| LAPD | Leadership and Professional Development (various organizations) |
| LAPD | Link Access Procedure D-Channel |
| LAPD | Link Access Protocol for D-Channel |
| LAPD | Link Access Procedure-D |
| LAPD | Large Plasma Device (experimental physics device at UCLA) |
| LAPD | Laser Aided Plasma Diagnostics (physics conference) |
| LAPD | Love and Peace Dude (band) |
| LAPD | Link Access Protocol-D Channel |
| LAPD | Los Alamos Police Department |
| LAPD | Langley Policy Directive (NASA) |
| LAPD | Lakes Area Police Department (Minnesota) |
| LAPD | Litton Aero Products Division (California) |