1 definition by BJ and Frances

Top Definition
when a man is lying down on his back, engaging in oral sex with one woman and vaginal sex with another whilst they fondle each other's breasts above him, creating a tri-cornered hat effect
Dom: OMG BJ, last night Marie, Frances, and I had the hottest napolean's hat ever.
BJ: Awesome
by BJ and Frances May 15, 2006
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