It is another name for an erect penis
My Muff Musket is loaded and ready to be touched off
by Ballswag96 January 21, 2012
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When you stuff hard boiled eggs into a woman’s vagina and then fuck it to pack them in like a musket.
I gave Jennifer a Mississippi Muff Musket last night.
by 8ballsinurmouth September 15, 2023
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