poopsterroo's definitions
Verb: To simulate the motion of masturbation but the genitalia remains flaccid and covered by one's hand.
Chad: Bro stop jerking off in the living room there are girls here.
Brad: It's not weird because it's a guince, I don't have a boner.
Chad: Oh you're guincing, that's chill.
Brad: It's not weird because it's a guince, I don't have a boner.
Chad: Oh you're guincing, that's chill.
by poopsterroo November 3, 2022
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