PC.net

GM

Meaning Good match
Type Acronym
Rank ★ ★ ★  Common
Usage Online Only (chat, messaging, e-mail)
Comments

Used in online multiplayer gaming, such as online chess; similar to GG.

Updated January 30, 2013
Meaning Good move
Type Acronym
Rank ★ ★ ☆  Average
Usage Online Only (chat, messaging, e-mail)
Comments

Frequently used in online gaming, such as chess or checkers.

Example "GM, I guess I didn't see that one ahead of time."
Updated March 23, 2021
Meaning Good morning
Type Acronym
Rank ★ ☆ ☆  Uncommon
Usage Online Only (chat, messaging, e-mail)
Comments

A shorthand way to say good morning to someone online.

Example "GM, how did u sleep last nite?"
Updated January 5, 2021
Information from PC.net
https://pc.net/slang/meaning/gm
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