| Abbreviation | Definition |
|---|---|
| LF | Loud Family |
| LFSU | Latent and Forensic Support Unit |
| LGBT | Lesbian, Gay, Bisexual, and Transgender |
| LGC | Laboratory of the Government Chemist |
| LGS | Local Gun Store |
| LGV | Light Goods Vehicle |
| LHH | Lafayette Hill Hustlers |
| LIO | Local Intelligence Officer |
| LIVEPD | Live Police Department |
| LMPD | Louisville Metro Police Department |
| LMPF | Louisville Metro Police Foundation |
| LMPS | Lesotho Mounted Police Service |
| LMPT | Land Management Police Training |
| LNP | Liberia National Police |
| LOB | Load Of Bollocks |
| LOL | Lots Of Liquor |
| LOL | Lunatic On the Loose |
| LOTS | Local Officer Training Seminar |
| LOTUS | Lots Of Trouble, Usually Serious |
| LOVE | Level of Violence |