What is Upper Decking?
1.
The process of taking a shit in the tank of a toilet instead of the bowl so when the next person flushes, all the shit goes into the bowl
Taking a shit in the tank instead of the toliet is upper decking.
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2.
Deficating in the tank of someone's toilet, rather than the bowl. Often employed in malicious context.
Suzy could not figure out why her toiled would flush only brown water. Little did she know that Johnny had upper decked that bitch the previous night.
3.
The act of masturbating with the aid of a woman's breasts.
Oh man, I can't believe he Upper Decked that girl...
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4.
The precise positioning of the penis between a woman's breasts in a stimulating effort to achieve sexual climax.
I can't believe Jake Upper-Decked Carol Cartwright to get a day off of school...
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