A sexual act involving a woman and one or more men. The woman lights her vagina on fire, and the man or men use their penises like firehoses and put out the fire.
Marissa suffered third-degree burns after a South Dakota Firehose gone wrong
by CDRTickledick December 8, 2019
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When a man has an unusual or unusable amount of semen from lack of sex.
Guy: Hi, I'm Mike.

Girl: I'm Lisa.

Guy: If I ever touched your body I would ejaculate like a firehose used to quell black protests in the 60s.

Girl: <MariaCareyVoice>Touch my body...</MariaCareyVoice>
by forumssuck May 9, 2008
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to be overwhelmed (with information, work, etc.); to do something intensely; to be inundated
I'm still drinking from the firehose, learning all about working in this new world that I find myself in.

I've been drinking from the firehose this semester, trying to pass all these chemistry courses.
by Hypercycloid July 17, 2006
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When your boyfriend/girlfriend has diarrhea, but runs out of toilet paper. You pee into their butthole cleaning out the excess poop for them.
I took a really wet poop, but didn't have any toilet paper. Thankfully my girlfriend was over and gave me a wet firehose
by DirtyDonkey December 23, 2007
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Explosive, soupy diarrhea, the kind that shoots out of your butt with so much volume and intensity that you could probably put out a fire.
You better not eat too many Cinnabons, or you’ll end up on the toilet with a brown firehose.
by Muhhhhgooooo September 24, 2022
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During coitus, when you ejaculate and urinate simultaneously.
I gave her the Badajoz Firehose last night!
by RoundenBrown October 15, 2021
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When a Chinese man inserts his penis into another man's anus and urinates intensely.
Last night after going to a gay bar Shun Lee came back to my apartment and gave me the best Won Ton Firehose of my life.
by Queen-of-queer July 22, 2013
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