Verb; During coitus, you gleefully have your partner roll-over on his or her back with there anus facing skyward. You then proceed to urinate into the gaping vortex. Your partner then evacuates the warm golden liquid into the air via flatulent discharge thus creating the beautiful and majestic "Golden Geyser"
After a long day of work, Jana pulled the tarp out, laid it on the floor and called Bill in. She saw this as an opportunity to propose the "Golden Geyser" for their mutual enjoyment. Bill agreed without hesitation.
When you cum not only in a girls mouth but also on her tits.
Vito: Hey did u hear that Tony gave Kayla an Italian geyser!
Mick: Wow, she must have had a fun cleaning job after that.
Vito: Hell yeah.
Placing the tip of a penis up to the nostril making a flush, airtight fit and upon ejaculating creating a sensation not unlike a sneeze in reverse.
I've been blowing my nose constantly since Greg gave me a Nasal Geyser.
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The action of emptying your semen into a females mouth, and then quickly grabbing a bottle of Pepsi and pouring some in her mouth, then shaking her head, making her look much like a spewing geyser.
"She had just finished cleaning her room, so I busted a Female Geyser on her, and there was Pepsi-Nut everywhere."
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When you cum into a female so hard, the semen comes through her mouth so hard it keeps the force.
Joe: Last night I Power Geyser'd my girl so hard...
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The act of ejaculation, following oral sex, see rubber gasket, hand jobs, or any type of sex.
-"Man, I guess it's been a while for him because after I gave him a rubber gasket, it was a stage 5 of The Geyser Effect."
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A Male specimen having an incredible orgasm.
Oh god, Oh god, I'm going to have lactating boner geyser