NSFS

"Not Safe For Straights", a tag mostly used on twitter by gay people, used during and before Pride Month, users are not allowed to post any straight content under their tweets, or the kpop stans will go after you.

It started as a mockery of "Not Safe For Ramadan", but is now widely used across twitter and is now yearly occurrences.
Yo not cool bro my name says right there (NSFS), why are you replying with men fucking pussies on my tweets?
by TheZetaSeries April 17, 2020
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NSFS

Not safe for school, like NSFW, but not safe for school instead of work.
Guys, check this site out... Careful though, its NSFS
by Anuj Saraswat June 09, 2005
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NSFS

Dude two girls one cup is NSFS. Pain Olympics too. and 4Chan
by ZawesomeSaucem April 29, 2010
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NSFS

This picture is NSFS
by Yosef Solomon April 15, 2009
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NSFS

Naval Surface Fire Support: Fire provided by Navy surface gun and missile systems in support of a unit or units.
This is the USS Cole DDG-67 Arleigh Burke-class Aegis guided missile destroyer, requesting additional Naval Surface Fire Support.
by trampish July 07, 2005
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NSFS

when something is so shitty it isn't safe for sex
Yo that was some nsfs shit dude.
by Totally_Ryan September 16, 2017
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NSF

NO SUFFICIENT FUNDS

When your chequing account does not have enough money for the chequeholder to cash.
sorry, your cheque came back NSF.
by ik999 April 17, 2006
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