L9 

League of Legends term based on a well known toxic EUW (Europe west) club, used in any situation in which you do something against the norm, or toxic.

John: "Mazi you're a fucking whore!"
Bob: "L9!"

L9 by L9 BTFO'er July 1, 2019

L9 

Group of League of Legends players such as psychopaths and brainless idiots. Known due to the toxicity of their members, who probably are higher elo than you.

Low elo player: omg, you know nothing you bitch
L9 member: kys nigger im gonna smash your head into a concrete wall and slit your throat.
*L9 member runs down mid*
Low elo trash: omg repotr dat troll

L9 by Däggermeister July 11, 2018

l9 

Group of toxic members including RATIRL AP0CALYPSE OBSESS DEATHMARKED IVANYIBOG OPSHACO WOLF PORNSTAR ZILEAN

They play League and are all high elo and very toxic, the word is now used in almost the same manner as being toxic.

Really L9 bro

l9 by 1923812938 July 7, 2018

L9 

L9 stands for "Edgy 12 y/r kid who thinks flaming is cool"
L9 can stand for "Cool","Edgy" and "Cringe"

"Bro, He is so L9"
"Kys lol"

L9 by YEETHAW August 23, 2018

l9 

The logical progression from l8 = l8++.

I'm tired and cranky - l9

l9 by N_S_T December 16, 2006

L9 

A high elo group of friends in League of Legends, who are known for their toxic behaviour. Also used to describe someone doing something mean in a funny way.

1:
RatIRL is the best player in L9 tbh
2:
random eGirl: what do you want to do with me?

RoyalWinsMid: sent you to the kitchen
random guy(aka EUTwistedFate): so L9 dude

L9 by uh no thx December 4, 2018

L9 MAMA DIE 

When the Japangloids of hypixel.net die in their favorite hypodermic mini game of mega walls they will become triggered more then the 7 suns and get on alt accounts to use their CHEATS and when they fail at cheating they will tell the L9 members of hypixel mega walls mama to die and they hope you die in macdonalds

L9 i hope your mama die
Your mama should die in Macdonald
Mama die
L9 MAMA DIE MACDONALD

L9 MAMA DIE by blackexcellence April 5, 2019