NSA 

No Strings Attached; no obligations
A term used by a person to highlight the fact that this person, who is looking for fun or something else, does not want to bond closely/emotionally.

"I'm single, and looking for NSA-fun"

NSA by RødGrødmedFløde May 30, 2015

NSA 

No strings attached

"Let's have a sexual relationship, NSA (no strings attached)" -meaning there would be no further commitment after sex

NSA by Quinniecakes July 13, 2016

NSA 

Nut sucking asshole

PISS OFF YOU NSA BITCH!!!

NSA by Toppet May 26, 2016

NSA 

see also Big Brother and 1984.

They listen to every radio transmission/telephone call/ etc. etc.

If it's got an antenna attached to it, the NSA is listening

NSA by IrishRepublicanArmy November 13, 2003

NSA 

(Nsa) no strings attached or (NSF) no strings fun, less complicated, no real emotional attachment, strictly sexual encounters, this doesn't have to mean long term it can also be a one night stand.

By strings they mean, no emotional attachment other than sexual.

NSA

NSA by www.Wink2Play.co.uk July 20, 2012

NSA 

NSA is an abbreviation for "Nuclear Shit Attack". This is when you have a sudden and powerful onset of diarrhea that comes clear out of the blue. Can lead to sharting and other embarassing situations.

I had to give up my place in line when I was suddenly hit with an NSA!

NSA by scorpio169 March 15, 2010

NSA 

The National Scrabble Association. This organization sanctions Scrabble tournaments across the country and is the sponsoring entity for the Official Scrabble Players Dictionary.

The 2005 National Scrabble Championship was won by NSA member Dave Weigand of Portland Oregon over 19 year old Thai phenom Panupol Sujjayakorn.

NSA by nsa member December 28, 2005