H.F or HF means Heart Failure

Or simply being too full to the point of almost dying.
Severe failure of the heart to function properly, especially as a cause of death.
Bro these noodles are HF don’t eat them. :/
That burger causes HF but fuck it
by YungBoof April 5, 2019
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abbreviation for Holy Fuck Shit; used when there is something utterly mind blowing or scary
Teacher- we are going to have a 1000000 point test today!

Jillybay-HFS!!!
by jillybaylovu March 8, 2010
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HFS (Hand Foot Switch): Two daters exchange a picture of their hand and foot. This is usually done as an act of trust. It's a small trend that started out in the UK and spread to Belgium and The Netherlands, where it is sometimes called hvw (Hand Voet Wissel)
Hey, we've been mailing for some time now. Want to hfs?
by Trendr January 20, 2015
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Short for holy fucking shit. It is used widely among gamers and was started by a Deven in Mifflinville Pennsylvania. It is used in cases where you are very excited or taken back by something
"HFS! Did you see that shot. I can't believe that. I am the king!"
by Deven Young May 10, 2005
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HF is short for hooker face. A term used to describe a chick that resembles a hooker in the face posibly due to too much makeup or drug use.
Hey HF how ya doing today? You have a good night last night with your new "friend"?
by Cindy Chaparelle July 11, 2011
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Holy Fucking Shit. Used to express surprise or anything else that deserves a 'holy fucking shit!'
Example 1: (Random clickbait bs) This man jumped from the peak of Mt. Everest, landed on his face, and lived!
Comments section: hfs that's crazy!
by freddymcbob February 7, 2016
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HFS: NOUN- acronym for Ho Fo Sho, or Ho For Sure depending on your nationality. HFS allows the speaker to say "Ho Fo Sho" without letting people around them know their intended words.
Steve:"I hooked up with that chick, Pamela last night."
Tom:"sweet. isn't she an HFS?"
Steve:"Yeah, but whatever she is hot as hell. i feel bad for the guy after me, he got sloppy eighths.
by J-MONEY123456 August 25, 2010
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