The sexual act of Projectile Lactation

Fuel dumping is when a female projectile lactates across the room usually at either their sexual partner or offspring.
girl: I'm gonna Fuel Dump all over you
guy: Wha-

This was the last thing this man ever said.
by bjac0 August 18, 2018
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The act of pushing semen out of ones anus after taking a males ejaculate up the butt.
Brad: Yo, I fucked Katie in the ass last night and came in her.

Chad: Bro she must’ve been fuel dumping all night.
by 5u5co December 27, 2018
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When a man drinks a lot of water, and urinates into his partner’s tight asshole, as if an air tanker is refueling an airplane. The partner then shits the smelly poop juice out, carrying out the fuel dump.
I was fucking Sarah in the ass, but needed to piss. She told me to piss inside her ass, and she proceeded to do a fuel dump onto my chest.
by captaincrunk February 08, 2020
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