A male or female with a colostomy bag that will remove it so you can pound one out in the stoma.
I scored double with that filthy prostitute. She blew me for $10. Then found out she’s a side slider so she let me pound it out in her for another $10.
by Dick Onchin October 13, 2020
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Another term for "Side-Slipper."

Variation: To "side-slide."
Side-Slider: Refer to definition of a "Side-Slipper."
by Who 'Dis? Who 'Dat? August 25, 2018
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