When a guy fills the hole of a doughnut with his dick and the girl eats it while simultaneously sucking his dick.
Big D: "Bro, Madi gave Jordi a Doughy-Blowy on his boaty before our fishing sesh this morning."

Umar: "I thought that kid was impotent."

Big D: "Nah... he's just a virgin."

Umar: "What a fucking loser."
by Big D's Average D December 4, 2020
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Receiving oral sex whilst performing a "doughnut" in a motorized vehicle.
Kara gave Chris a blowie-doughie in his new car, because it was payment for her educational tutoring. Chris is great at doing doughnuts.
by FrostyFriday March 1, 2012
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