The act of giving someone fellatio, while submerged in a bath tub. Stipulations include, the giver wearing a snorkel, and the receiver defecating a floater so it bumps into the givers head, effectively acting as the shark.
Bill- "That was a great shit-shark! Hopefully we can do it again sometime?"
Sarah- "I don't think so, my head is bruising."
by Mr. French February 29, 2012
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a person employed to pump out and clean septic tanks or portable toilets
I can't believe Joe makes $22 an hour. He's a fuckin' shit shark.

Union job, dude.
by Dr. Badwrench September 22, 2006
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The act of having anal sex and during the removal of said cock pulls out a shit shark on the end
Tito: Damn homie are you Spear Fishing For Shit Sharks?

Me: Hellz yeah you know it look at this extra large shit shark i caught!

Tito: It looks angry!
by Chin Nutz September 28, 2009
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A Shark Shit is the disgusting act of someone swimming at the beach that is too lazy to get out of the water and use the public restroom like a normal person, instead they take a shit right there and then in the ocean.
"Dude, its freakin cold out there and those restrooms dont got doors on the stalls; Fuck it! we shark shittin today!!!"
by 777geez June 23, 2019
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how low can you go?
you cannot get any lower than shark-shit, because it's below sea level.
Your lower than shark-shit
by freddy2 January 30, 2008
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metaphor: To defecate any of numerous elongate mostly marine carnivorous fishes with heterocercal caudal fins and tough skin covered with small toothlike scales.
"hey mate, you'll be around to help me move on the weekend yeah?"

"Yeah i'm more likely to Shit Out A Shark, ya fuck knuckle"
by SharkFunk April 30, 2010
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