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

An easier way of saying "Hell No". Also, a way of saying it without some dick saying "Watch your language!".
by ROFLAWLZOMGZ May 16, 2006

Generally means that you understand a statement or that you agree with a statement. Typically is followed up with an explanation of how or why you agree with the previous statement made by the other in conversation.
"Are you aware that if you do not wear a condom, you may end up with a sexually transmitted disease?"
"Nah-yeah, I have several STDs as a result of not wearing a condom."
"Nah-yeah, I have several STDs as a result of not wearing a condom."
by oncloud1991 February 3, 2021

When Anthony says something disagreeable, the appropriate response is Nah Anthony.
Antonym: Yeah Anthony
Antonym: Yeah Anthony
by Anthonylover420 June 15, 2018

by Andi June 10, 2006

by Jpahy April 18, 2018

he asked me out and i was like 'uh-NA'
by Rachel December 29, 2004
