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Stands for Not Safe For Master Race.

So NSFW (not safe for work) is usually for things which when surfing the internet one might not want to look at at work; mainly pornography.
But in order to distinguish gore from pornography there is also the acronym NSFL, not safe for life.
This means even if one is not in the work one might not want to look because it is disgusting

The name PC master race is a parody of nazis.
The subreddit is a parody of people who play console games.
Because they often think consoles are superior to PCs.

The MR in NSFMR stands for pc gaming masterrace

That is, NSFMR is something which is disgusting / disgusting / cringe / alien for people who are enthusiastic about PCs and PC gaming .
Check this pic I took of using a crescent wrench to install a new CPU. Definitely NSFMR
NSFMR by plznothanks November 25, 2016
Related Words
NSFMR • nsfm • NSFR • NSFMV • NSFWRP • NSF Groupie • NS Forums
The acronym nsfr, meaning Not Safe For Ramadan, is commonly used as a replacement tag for nsfw (not safe for work) during the month of ramadan.
This post is pretty nsfr
nsfr by bae_yinah June 30, 2014
Not safe for Mind. When something is so retarded that the usual facepalm is not enough to express the extreme disappoinment and frustration.
Finally the new Bieber's song is out!" *posts link* "Jeez spoiler that crap, it's NSFM!
NSFM by ixigia:face: November 6, 2010
No safe for minors. Pretty much self-explanatory.
"That site has too much nasty content, it's nsfm."
nsfm by Iwakura Lain September 19, 2005
Not Safe For Mom. It might be safe for work, but you don't want your mom reading it -- especially if it's on your blog.
Should I post this link to College Humor? I wouldn't say it's NSFW, but it's probably NSFM.
NSFM by Snjr7e923 November 29, 2006
Not safe for Muppets; An outfit or a picture that would get banned on Sesame Street after Katy Perry was censored for her cleavage in her duet with Elmo.
Your Facebook profile pic is NSFM, too much boobage!
That top is so NSFM, I can practically see nipple!
NSFM by Rockstalker September 25, 2010
More from Urban Dictionary
NYC people who migrate north to Quahog, RI to see the leaves in the fall.
New York and everyone from there can fornicate themselves with an iron stick.
leafers by ss++ February 8, 2005
Word of the Day on September 27, 2026

Respectfully 

Precedes or follows either a gratuitously disrespectful or honest remark, originated in New York City. Used in similar fashion to "no offense" or "to be honest," interchangeably.
Ya mans is wild buns, respectfully. Respectfully he's washed.

After school, The Modells on Jamaica Ave was active. Respectfully.
Respectfully by john quan the first December 20, 2020
Word of the Day on September 26, 2026

You met me at a very Chinese time in my life

A moment in time where you feel distinctly Chinese over all other things.
Dante: "I wish I could be Nigerian, but I can't because I'm Chinese. You met me at a very Chinese time in my life."
Word of the Day on September 25, 2026
Adjective. Used to describe persons who have adjusted or altered their lifestyle for environmental reasons. Crunchy persons tend to be politically strongly left-leaning and may be additionally but not exclusively categorized as vegetarians, vegans, eco-tarians, conservationists, environmentalists, neo-hippies, tree huggers, nature enthusiasts, etc.

Also used to describe establishments where alternative foods and products are sold, i.e. natural food stores.

Modified derivative of granola.
"I need more crunchy guys in my life. I'm so tired of dating preppy metrosexual assholes."

"I'm heading out to the crunchy store to pick up some fair trade chocolate and tea tree oil, do you need anything?"
crunchy by EBC July 11, 2007
Word of the Day on September 24, 2026
A group of people, typically women, searching through someone’s digital footprint in order to find more information about that person.
Susie wasn’t sure if her new Hinge match was a creep, so she assembled Galantir and they found out he used to post slurs on gaming forums.
Galantir by Ge-sus September 22, 2026
Word of the Day on September 23, 2026
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