Short for "Client-Side Mod". Most applicable in online games such as Minecraft, where the player installs modifications to allow flight, no-clipping, x-ray and various others to gain an advantage over other players, usually to the other player's dismay.
player 1: "Dang man I got banned from that server."
player 2: "Not if you hadn't been using a CSM!"
by AnnoyedXbox360Guy July 13, 2011
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An Acronym for "Can't Stop Me".

It is also a clan and slogan created by ChubbTheUnicorn. He has made it famous by repeatedly saying it on Xbox Live.

When the noobs ask what "CSM" means, respond by saying "I don't know. It's a secret.".
*Your team wins the game.
You: CSM BABY!! Can't Stop Me!! CSM!!
Noob: What does "CSM" mean?
You: I don't know. It's a secret.
by ChubbTheUnicorn January 17, 2012
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short for the hit manga series, Chainsaw Man by Tatsuki Fujimoto
"hey have you read csm?"
"oh yea chainsaw man! i love that series."
by asteriavv December 19, 2022
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A sexy overbite = Cock Sucker Mouth

Scott Baio did and interview on Howard Stern where he talked about the first time he met Beverly D'Angelo. During their conversation, he told her that he'd always though that she had a sexy overbite. She replied, "“I don't have an overbite. I have a cock suckers mouth.”
That woman has a sexy overbite. "Yeah, she's got an epic CSM."
by A0S April 10, 2014
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A well-known Florida based company that hosts child modeling websites.
I saw something on the news about this a few weeks ago.
by LaurenG May 30, 2005
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Cry Some More
"Can i haz admin?"
by JamesDaCool April 8, 2010
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Short abbreviation for "Cock-Suck Manager." The term commonly refers to managers that suck cocks. These managers often work at WalMart and stick penises inside their mouths for small raises.
Cashier - "Hey, did you notice Jordan giving the DM head?"

Marvin - "Yeah, son. He's the new CSM."
by j-money show March 15, 2010
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