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A spicy alternative to the often-used saying "Gentlemans Relish" – meaning semen. Usually when it has been tainted by the consumption of spicy food.
"Sheila, why are you're eyes so red?"
"Oh nothing, it's just our Bruce gave my face a blast of his gentlemans mustard this morning, and I was so enamoured with the way he was pumping his old boy that I forgot to close my eyes before it was too late"
by What a Hampton November 29, 2016
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