1. In the form of encouragement to get somebody to do better than they're currently doing(Which is probably sucking at whatever video game they are playing, usually Dark Souls).
2. In the form of heckling to berate someone by telling them that they are terrible at what they're doing(Used mostly while playing Dark Souls).
1.
Friend 1: I'm trying to play Dark Souls but this one player keep invading me and kicking my ass.
Friend 2: Dude, just git gud. You'll get there eventually.
Friend 1: Yeah, you're probably right.
(Get-ɡo͝od-ˈkaZHo͞oəl) 1. A Term Coined from, Hidetaka Miyazaki's "Dark Souls" PvP community. 2. An elitist mentality easily conveyed by the original"Dark souls" tutorial level. "Everything you need to know to win is right in front of you, just find the knowledge and use it to f*cking wreck sh*t.
Don't you understand basic Macroeconomics? Git Gud Casul. (or) I just beat the sh*t out of you in this video game! Git Gud Casul!
Also a way a dismissive way of saying that you will not waste time holding someone's hand, walking them through how to do something when all they need to do is temper themselves through repetition.
"No matter how much I try to finger this part on guitar, I can't seem to play it. You can do it so well though. Teach me how you do it!"
"Git gud, faggot."