it means 'obviously-nope'
Sister to Brother: "Hey bro! Want to come out with me and my girlfriends to a jewelry party?!"
Brother to Sister: "Ah nah."
Brother to Sister: "Ah nah."
by Aero81 October 17, 2010
 Get the ah nahmug.
Get the ah nahmug. by jacque cok January 28, 2009
 Get the ah hell nahmug.
Get the ah hell nahmug. 1) Nah ah! (said just by itself), 2) Nah ah, that didn't really happened., 3) Did you do that, nah ah?
by OreoTime1 November 17, 2013
 Get the Nah ahmug.
Get the Nah ahmug. by dripgodry April 25, 2022
 Get the Ah hell nahmug.
Get the Ah hell nahmug. by Rexus Solextra December 5, 2024
 Get the Nah ah ahmug.
Get the Nah ah ahmug.