It means to fight someone or get ready to fight. It also means like 'square up'
'I you a bitch g up'
'lets go now, g up
The G stands for gangster or gang the meaning is gangster up
"come on dude G-up already, stop crying over your ex."
Spelt without the dash. Australian slang
1. a party or gathering usually where drinking is involved
2. a semi sarcastic response, describing an activity, perhaps fun but ultimately pointless, a fuck around, a waste of time, or someone who is a joker who has done something humorous foolish, not necessarily with a negative connation
3. describing a non-peer such as a parent, teacher or boss who is fun and lighthearted and can take a joke and makes jokes themselves even though they are in a position where they are usually expected to be strict or serious
1. G Up tonight at John's
2.
How was the meeting?
It was a G Up. No-one came and we ended up just drawing shit on the white board and leaving.
Missy drank herself blind last night.
G-Up
The assignment is due next week and the teacher hasn't even told us what it is
Such a G Up
John kicked the ball over the fence again.
What a G Up.
3. Miss J is a G Up
John's mum is a G Up
Milwaukee slang for "onna guys" which are dead homies or fallen gang members
Im boutta crack this fire bitty Onna G's
Onna G,Milwaukee slang for on god.
Person 1:Onna g i just saw someone smackin fat forte by my house!
Person 2:Merch,i seen brudder smack kia soul runnin from 12.
She is pretty, beautiful,you would be very lucky to run into her. She has a great personality. Any man lucky enough to receive her love should be greatfull.Very talented dancer. She cares about people but had a hard time expressing it sometimes, She is verrrry competitive.
That model is such kaliya g. Omg I'm so jealous of her , That girl who won the pageant is such a kaliya g.
A red headed bitch with herpes, who wont tell you she has it. She will also steal your money and say a baby's yours when its really not.
Concerned Friend: "Man that bitch pulled a Kristy G on you".
Guy: Yeah, man I gotta go get checked and a DNA test. DAMNNNNNNNN!!!!!