| Abbreveation | | description |
| LOL | | Laugh Out Loud |
| L8R | | Later |
| LMAO | | Laugh My Ass Off |
| LDR | | Long Distance Relationship |
| LTNS | | Long Time No See |
| L8 | | late |
| L8ER | | later |
| LV | | love |
| Lndn | | London |
| L8RS | | Laters |
| L8TR | | Later |
| LAGNAF | | Let's all get naked and fuck! |
| LAQ | | Lame ass quote |
| LD | | Long distance |
| LDTTWA | | Let's do the time warp again |
| LIFO | | Last in, first out |
| LLTA | | Lots and lots of thunderous applause |
| LMIRL | | Let's meet in real life |
| LMK | | Let me know |
| LOPSOD | | Long on promises, short on delivery |
| LRF | | Little rubber feet |
| LTNT | | Long time, no talk |
| LTR | | Long term relationship |
| LULAB | | Love you like a brother |
| LULAS | | Love you like a sister |
| LYL | | Love ya lots |
| LYLAS | | Love you like a sister |
| LOLA | | Laugh Out Loud Again |
| LOOL | | Laughing Outragously Out Loud |
| LWR | | Launch When Ready |
| LYLAB | | Love You Like a Brother |
| LOL | | Lots Of Love |
| LOLLERSKATES | | Laugh Out Loud Skates - Hilarity on wheels; Funny plus skates |
| 1337 | | leet or Elite |
| LOLERSKATES | | Laugh Out Loud +Skates |
| LMFAO | | Laughing My Fucking Ass Off |
| l33t | | Elite (also "1337" - A method of writing using numbers instead of letters) |
| 1457 | | Last |
| LQTM | | Laughing Quietly To Myself |
