Geyser

[Britney]

A broad who squirts her juice into the air upon climax

[Sarah]

Noun: A spring characterized by intermittent discharge of water ejected turbulently and accompanied by a vapour phase (steam). [Wikipedia.com]

Verb: A method used to get drunk fast, while remaining classy: Pour a large amount of hard alcohol into a cup, Grab cup with right hand and your bottle/can/container of chaser with your left. Chug the alcohol in the cup, immediately pour the chaser into the cup and chug that. [slang]

[Magaret]

The skin around your butthole. The geyser is to the butthole what the areola is to the nipple.

[Sommer]

A bloke whos a bit hard and thinks hes the [dogs bollox].

[Lanell]

someone who drinks excessively and then ejects a column of vomit into the air

[Julian]

the head of the penis is slipped into a hole of a loose woven afghan or quilt, and you masterbate, resulting in your come to shoot straight up.

[Justin Bieber]

The sexual act when a male urinates in a females anus and she in return flatulates, expelling the urine in a blast similar to the geyser of the American West
When expelled with less force or with a different liquid, see water fountain

[Greta]

1. A faggoty mis-pronounciation of [geezer]. Maily used by people who fake a [cockney] accent.

2. A naturally occuring hole in the ground from which steam is released

[Rihanna]

A hot spring in which water intermittently boils, sending a tall column of water and steam into the air.

[Dave Paprocki]

a hole in the ground from which hot water and steam come out