you don’t believe what you were told

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.

Slang used buy kiwis - People from (New Zealand) - It literally just means no.

A response to some fucking idiot saying some obvious shit.

a no existent time made by a retard

When you don’t care what a person is say

A universal word to be used in a positive or negative term. Can describe a sudden burst of emotion happy sad or pissed off etc.