| Acronym | Definition |
|---|
| LLF | Little League Field (various locations) |
| LLF | LED (Light Emitting Diode) Lighting Fixtures (Morrisville, NC) |
| LLF | Low Level Formatting |
| LLF | Low Level Format |
| LLF | Light Loss Factor (lighting) |
| LLF | Least Laxity First |
| LLF | Log-Likelihood Function |
| LLF | Landmark Legal Foundation |
| LLF | Little Loving Friends (small pets) |
| LLF | Lobster Liberation Front (UK) |
| LLF | Line Loss Factor (UK energy) |
| LLF | Lazar Levine & Felix LLP |
| LLF | Lithuanian Labour Federation (Christian trade union) |
| LLF | Lusk Legacy Foundation (charity) |
| LLF | Learning and Leadership in Families |
| LLF | Long Lost Friend (Internet slang) |
| LLF | Live Life to the Fullest |
| LLF | Limited Lock Facility |
| LLF | Link Layer Forwarding |
| LLF | Load Loss Factor |
| LLF | Long-Living Filaments |
| LLF | Limit Load Factor |
| LLF | Laugh Like Freak (polite form) |
| LLF | Lake Lavon Fishing (fishing forum) |
| LLF | Load List File |
| LLF | Love Lives Forever |
| LLF | Longest Latency First |
| LLF | Lemmy's Land Forum (video game forum) |