FNS stands for Flared Nostril Syndrome. It occurs when someone has abnormally large and/or flared nostrils all the time. A perfect example of this syndrome is on Mark Texiera of the Yankees, he has a bad case of it.
by Miker94 October 26, 2009
Get the FNSmug. by Him fr. July 6, 2022
Get the Fnmug. "hey, what is that smell?"
"Oh don't worry about that little guy, it's just a little FNS"
"did you want to get some whataburger?"
"Heh I would but then I'll be a real FNS son of a gun"
"Hey, is Lad dawg working today?"
"Nah he's on leave and had to FNS"
"Oh don't worry about that little guy, it's just a little FNS"
"did you want to get some whataburger?"
"Heh I would but then I'll be a real FNS son of a gun"
"Hey, is Lad dawg working today?"
"Nah he's on leave and had to FNS"
by Fartnshartass May 2, 2022
Get the FNSmug. by Zanfan_candoss_dow April 14, 2020
Get the Fnmug. Term: Fucking Niggers. A racist term referring to African American stereotypes. Often Gangster associated.
Devon! You're such an 'fn'!
by Jose Buttavcoli July 9, 2007
Get the fnmug. 