Not safe for Wonderwall
Person A: You never know if today is gonna be the day that they're gonna throw it back to you.
Person B: Woah man, that's pretty nsfw.
not safe for work
usually used in reference to pornography on internet blogs
Dude 1: Dude, she is hot! Look at this picture!
Dude 2: That is totally not safe for work, get it off before we get fired! it even says nsfw at the bottom, idiot.
For all you kids wondering, this is
Basically a place full of adults and pornography . Please don't join it, if you're younger than 18 years old.
I entered a Nsfw Channel.
An abbreviation for "not so fucking well"
person 1: hey how you doing?
person 2: nsfw
Employee: Dude I'm gonna bring my dog to the office tomorrow for bring your kid to work day!
Guy 1: NSFW man.