Same as wet waldo. Sticking your hand down the back of someone's pants and violating their anal orifice with your finger.
The lights went out in the elevator, so I grabbed the girl next to me and slipped her the Mississippi Mudfinger.
by Stan B. August 31, 2003
Get the mississippi mudfinger mug.A drink in which you do a shot of cheap alcohol and chase it with a peanut butter and jelly sandwich.
by elrapist January 18, 2011
Get the mississippi mudslinger mug.That stupid ass Mississippi mudslinger. She was fucking out there again. Throwing rocks in my car. Quit fucking that whore
by North 13th January 17, 2025
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