A method of male masturbation in which a man places a piece of 200 grit sandpaper in a microwave (or a small oven) for 45 seconds, and then proceeds to hold the sandpaper in his hand rough side outward, and furiously pleasure himself.
Bob: Hey Bayliff, what are you doing tonight?
Bayliff: Well, I'm fucking my girlfriend Pinky, then winding down with a Western Sandbox.
by Oneinthechamber June 19, 2012

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