Can refer to several things related to excessive alcohol-intake:
(1) An incident of "morning after" dat's particularly unpleasant (i.e., "hairy") in dat you suffer unusually-severe feelings of pain, sickness, humiliation, etc.
(2) A "majorly feeling like crap" post-booze-binge reaction dat obliges you to use da "hair of da dog" method in an effort to sober up and feel better.
(3) Da bristly-furred and saggy/flabby beer-gut dat flops disgustingly down in front of yer abdomen, and is da result of decades of partaking in da disgraceful debauchery described in Definitions 1 and 2.
Da term "hairy hangover" could also refer to when a naked dude who hasn't shaved himself "down there" is straddling a chick's face, and so his globular "daddy bits" are loosely dangling down where she can see them up close.
The sexual experience in which a person performing fellation on another receives a face full of hair from the fellated person's hairy fat belly, aka spare tire.
Jenny was blowing this fat eastern European guy last night. She woke up today with all his body hair stuck to her makeup. But she says she's got a thing for hairy tires.
When you drop something and it get really hairy
Ahh damn my banana is a hairy giraffe
Some bullshit Taylor and Matt made up so you would look it up on urban dictionary expecting to read about some nasty pubic hair type thing, only to find we just wanted to say you're awesome and rage on.
You guys remember that one time Nectar dropped that one song, and it was like MRRRRRRRRWWWWWWWWW MWAAAYYYYYYYYYYYYYYYY?
I went fucking hairy ghost during that shit!
A variant of pickleball that is played without pants, with everyone's hairy pickles exposed.
I forgot to wash my pants today. Looks like we can't play pickleball.
Oh wait! We can play hairy pickleball
Ballsacks from big monkeys with a lot of testicle hair
Jimmy: Tyrone has big hairy monkey balls
Tyrone: Thank you Jimmy
*they proceeded to fuck for 3 days straight*
Something that turns out to be even worse than expected (the expected bad thing just being a "bummer").
I thought my dole money had just been delayed, but it turns out it's been cut off altogether - what a hairy bummer!