มองหาคำศัพท์ใดก็ได้ เช่น fleek:
 
1.
Not Safe For Life. Goes a step beyond NSFW, because it doesn't matter where you view the material; you will be scarred.
Why did I click on goatse? That shit is NSFL
โดย Jachmaninoff 17 สิงหาคม 2007
 
2.
Not Safe For Life
Dude: Intrested in car accident pics.
Alien: are they NSFL?
โดย Miko Jack 08 พฤษภาคม 2010
 
3.
NSFL also known as NLS means Not Safe For Life or Not Life Safe normally referring to a link someone or some website has sent you meaning no one should ever see it.
the video at 1guy-1cup.com is NSFL.


โดย fukendrinkin 10 มกราคม 2009
 
4.
NSFL also known as NLS means Not Safe For Life or Not Life Safe normally referring to a link someone or some website has sent you meaning no one should ever see it.
www.2girls1cup.com is NSFL no one should ever see that
โดย Kelby Raper 27 มกราคม 2008
 
5.
Not Safe For Lunch. A warning that linked content is sufficiently horrendous as to be sensibly avoided by the weak of stomach.
This website|image _link_ is NSFL.
โดย Morosoph 12 ตุลาคม 2008