Noun. An abbreviation for the medical term: Nasoom Sleepless Syndrome. This term is considered to be out of date by many experts in the field and hence has lost its place in the modern medical texts.
Doctor: I'm afraid your symptoms are consistent with NSS, or Nasoom Sleepless Syndrome. I will prescribe you some Ambien, it should help you regain your normal sleep pattern.
by tictocdoc May 14, 2011

The "No Shit Sherlock" Award. Given to people who state something so incredibly obvious, it pisses you off.
by poopy January 1, 2004

Meaning n00b Sucks Spacker. :
This Activty Is Not Very Known,
But The n00b Sucks A Spacker To Death
And Its Happening All The Time..
Save The Children! D:
This Activty Is Not Very Known,
But The n00b Sucks A Spacker To Death
And Its Happening All The Time..
Save The Children! D:
Person1: Nss!
Person2: Where?! -Looks-
Person1: Oh Noes Wev'e Lost Another One -Cries-
Person2: They Were Retarded Anyway :|
Person2: Where?! -Looks-
Person1: Oh Noes Wev'e Lost Another One -Cries-
Person2: They Were Retarded Anyway :|
by Suitacular April 28, 2008

When a person uses sarcasm 24/7
(doesnt have to be every conversation you have with somebody but,uses sarcasm every day)
(doesnt have to be every conversation you have with somebody but,uses sarcasm every day)
Person 1:why am I shorter than everbody else?
Person 2:Because gravity hates you and only you duh! I thought you would've known by now.
Person 2:Oh im sorry im part of the National Sarcasm Society (NSS).
Person 2:Because gravity hates you and only you duh! I thought you would've known by now.
Person 2:Oh im sorry im part of the National Sarcasm Society (NSS).
by Keanu 'Fucking' Urfasetoolonge July 24, 2010

NSS means 'Next Singer Syndrome' - it is when someone just can't seem to stop him or herself from singing the next part of the song that someone else’ started.
Office comfort room
Cubicle#1: Don't let them in, don't let them see. Be the good girl you always have to be, Conceal, don't feel, don't let them know. Well now they know…
Cubible#2: Let it go… let it go… can't hold it back anymore.
Cubicle#1:just cant resist the NSS (Next Singer Syndrome) mate? lol
Cubicle#1: Don't let them in, don't let them see. Be the good girl you always have to be, Conceal, don't feel, don't let them know. Well now they know…
Cubible#2: Let it go… let it go… can't hold it back anymore.
Cubicle#1:just cant resist the NSS (Next Singer Syndrome) mate? lol
by landobastardo February 20, 2015

John: "Adam it's time for september, you know what that means"
Adam: no?
John: no simping this month, its NSS
Adam: no?
John: no simping this month, its NSS
by EnvyYourGuy September 2, 2020

by TaggyChusssss June 21, 2017
