This is the incorrect spelling of "mad lad".
Joe: he is an absolute "mad l ad"
Jimmy: Did you mean "mad lad"?
Joe: Yes, I did, sorry for my bad spelling, it won't happen again 😔🙏
Jimmy: I forgive you
it's just C8_Leo_S6 being him on every video game we play. Usually the person that does the least amount of work in the squad. Just always an L he takes never a W
Leo just threw a game
Everyone types "common leo L"
Its used for trash-talkers to trash-talk you
Example
Person 1:gg bro
Person 2: ratio + l + didn't ask + didn't care
Person 1: lol mad
People who cant use proper grammar to save their life.
Friend 1: hey Can you came to The STORE today!
Friend 2: L speller
An Internet acronym for Fail(s) at Life. Can be pronounced "F at L". An especially relevant term when referring to someone who devotes much of their free time into having a successful Internet life at the expense of real life endeavors I.E. family, friends, and career.
Person 1: "Did you hear about that dude who was so into World of Warcraft they had 7 top level characters?"
Person 2: "Ya man, that guy is uber."
Person 1: "True dat. But I bet they F@L."
Person 2: "True dat!"
Person 1: "Man am I tired, I was up playing Counter Strike till 4:00 AM."
Person 2: "Dude, you F at L!"
When Gurd makes a decision or an action which is considered an L among his piers. This is a frequently mistake by Gurd, hence the "common".
"Gurd's phone just disappeared again"
"Omg... common Gurd L"