1 definition by NattyChamps2021

When you masturbate or get a handy from a woman, in a very eloquent and distinguished manner.
Bro 1: Yo, dawg, what's taking Parker so long?
Bro 2: He's giving himself a Gentleman Thrashing. He'll be out after he takes the tux off.
by NattyChamps2021 July 27, 2022
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