HFD, I lost my 3DS 2 months ago and I can’t find it!!!
by pornuser June 24, 2019
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Heavy flow day (usually the first or second day of a woman's period).
"You got any chocolate? It's HFD today... maybe it will take my mind off these cramps."
"Shit... HFD is coinciding with Chelsea's sleepover... I hope I don't leak all over the sheets."
"I'm preparing for HFD" *stuffs bag full of tampons, pads, menstrual cup, painkillers and chocolate*
by las_91 August 11, 2018
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It means happy Father’s Day. So if you forgot a Father’s Day gift for a father figure just walk up to them and say hfd dad!
“Dad I know I for got to get you a birthday gift but hfd!”
by Cat dragon June 20, 2020
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Hocka-Fuckin-Doo! Taken from Hockadoo in Memphis: The Musical.

Used to show excitement.

Also can be used show emotion.
by theoriginalxlxe May 30, 2011
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horny for dick, means that you are craving dick and would do anything for it
oii jack i am so HFD rn can you help me out
by Downydog12345 January 14, 2021
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HFD refers to a Human Faced Dog.
“Dude did you see that HFD?”

Yeah man, that shits wack.”
by ImNear August 28, 2023
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