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A sexual activity in which the male places a powdered donut around the shaft of his penis. He then proceeds to have intercourse with a woman, creating a cloud of "dust" as their bodies make contact. Finally, he makes the female eat the donut.
Hey man, I just gave your girlfriend a Dusty Smith.
by The German Jackhammer May 28, 2011
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2
An elderly woman's dehydrated genitals.
One who is fond of elderly women's dehydrated genitals.
"Mrs.Jackson might look like a 10, but she's got a bad case of the Dusty Smith."

"Ted's a bit of a granny chasing Dusty Smith."
by BBB.Man July 20, 2017
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