waterballon 

a sexual act when one urinates into a womens vagina filling her up like a waterballon

last nite i was having sex and an my husband did the waterballon he peed in me

waterballon by keys/cheffric November 11, 2010

Ukrainian Waterballoon

When an uncircumcised man squeezes his foreskin over the tip of his penis and starts to urinate causing his closed foreskin to fill up like a water balloon

"Yo i got bored while I was pissing last night so I gave myself a Ukrainian waterballoon"

Ukrainian Waterballoon by Direngreyeduardo June 4, 2017

waterballoon 

A secret codeword for condoms, used in times when the word condom is not suitable for use. Such as in the company.

John: Hey, you got the 'waterballoons'.
Matt: Oh yeah!

waterballoon by Digital Native November 23, 2009

Waterbation

Using a showerhead or tub faucet to masturbate with water.

Sorry, I'm late. I was home trying waterbation.

Waterbation by Sean_7 October 23, 2011

Watermellon 

The incorrect way to spell watermelon.

Jonny typing: I like watermellon!
Johnny responding: Don't you mean watermelon?
Dumb nigger.

Watermellon by Friend of Blacks November 26, 2010

WATERMALON 

a funny ass way to say watermelon.
(yell WATER-MA-LON)

i saw a watermalon inside a watermalon

WATERMALON by Warcouger February 2, 2014

Wet Watermellons 

When one male pours ice cold water on a female partners boobs till her nipples get hard.

John: I slipped on a puddle of water when I walked into the kitchen

George: Sorry, me and Ashely made Wet Watermellons

Wet Watermellons by The One Ginger September 11, 2011