Heavily used slang in Australia. Used when you are reluctant to commit to a firm answer. Yeah nah is another way of saying yeah I hear you but no is the likely answer. While nah yeah is like saying I don't agree with what you saying but yeah is the likely answer.
DO you want to punch some billies at Davo's?
Yeah nah, I've got work tomoz.
Slang used buy kiwis - People from (New Zealand) - It literally just means no.
Kiwi 1: Aye Kia Ora mate
Kiwi 2: Oh hey bro!
Kiwi 1: Aye you wanna go get some mince pies brother?
Kiwi 2: Yeah nah already had lunch bro.
Kiwi 1: Oh bro actuals
Kiwi 2: Yeah sorry mate. Maybe later aye?
Kiwi 3: Yeah yeah yeah
This is a phrase you use when something absurd happens and you are about to beat the shit outta whoever did it to you, whether it be a game or not.
Ex 1)
Mark: *Throws the ball between your legs while doing a back flip over you, catching the ball mid-air, mid back flip into a exploding dunk.*
Bobby: Did you really just do that folks?, Nah it's cool...
Ex 2)
Trey: *Perfects the final boss on a fighting game*
Final Boss: Nah, it's cool...
ay gee nah gee is like an expression used between two people during a conversation.
it’s like saying “no way!”
“Yo lemme see if them cheeks got recoil”
“Ay gee nah gee”
A cool new phrase with the kids in New York.
ME: Hows it goin bro..
Him: Not bad bro..
ME: Yah yah nah turd