| Acronym | Definition |
|---|
| LL | Little League |
| LL | Love Life |
| LL | Low Level |
| LL | Long Lines |
| LL | Lines |
| LL | Land Line (telephone) |
| LL | Lower Left |
| LL | Lower Level (elevator) |
| LL | Living Large |
| LL | Lessons Learned |
| LL | Lowest Level |
| LL | Last Log |
| LL | Landlord (real estate) |
| LL | Little Link |
| LL | Linked List (programming) |
| LL | Loose Lips |
| LL | Limited Liability |
| LL | Linden Lab (Second Life gaming company; San Francisco, Californa) |
| LL | Late Latin |
| LL | Lincoln Laboratory |
| LL | Lower Limit |
| LL | Low Limit |
| LL | Lesbian Lover |
| LL | Labour Law |
| LL | Light Line |
| LL | Lian Li (computer brand) |
| LL | Long Lead |
| LL | Live Load |
| LL | Lindsay Lohan (actress) |
| LL | Lord Lieutenant (UK) |
| LL | Llandudno (UK postal code) |
| LL | Less Lethal |
| LL | Lex Luthor (Superman character) |
| LL | Lana Lang (Superman character) |
| LL | Lucky Ladies (gambling) |
| LL | Lactobacillus |
| LL | Local Loop |
| LL | Leased Line |
| LL | Luna Lovegood (Harry Potter series) |
| LL | Lever Lock (various companies) |
| LL | Low Load |
| LL | Lucky Loser (gaming clan) |
| LL | Local Loopback (RS-449) |
| LL | Low Lead (aviation gas) |
| LL | Load line (line on the hull of a ship indicating that the ship has reached its maximum permissible cargo load) |
| LL | Landau Level (quantum mechanics) |
| LL | Load List |
| LL | Lloyd's List (daily, London) |
| LL | Licensed Lender |
| LL | Lasse Lindh (musician) |
| LL | Limit Load |
| LL | Laterolog (petrophysics) |
| LL | Load Link (computer programming) |
| LL | Loco Locass (band) |
| LL | Liquid Limit |
| LL | Life Leech (gaming, Diablo 2) |
| LL | LanguageLine (interpreting service) |
| LL | Lenticular Lens |
| LL | Loudness Level |
| LL | Left Limit |
| LL | Lebanese Lira (currency) |
| LL | Luelinks |
| LL | Lykes Lines |
| LL | Launch and Leave |
| LL | Lost Load |
| LL | Liberty Lines |
| LL | Left Linear (grammar parsing) |
| LL | Liquid Learning |
| LL | Libres Y Locos (Monterrey, Mexico) |
| LL | Low Temperature Limit |
| LL | Lighting Laboratory |
| LL | Legislative Liaison Office (US Army) |
| LL | Lymphoid Leukosis (Avian Leukosis) |
| LL | LockLegion (website) |
| LL | Lemmy's Land (Mario fansite) |
| LL | Lue Links |
| LL | Latent Lethality |
| LL | Linen Lift |
| LL | Loralai/Luke (fanfiction) |
| LL | Liberty Lines Express, Inc |
| LL | Ladle to Ladle Degasing |
| LL | Linguistic Landscaping |
| LL | L-Size X 2 (Double Large) |