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A Birthday Sandwich is a sexual innuendo for a man laying on his back, a woman straddling him, and another man filling the final hole of said woman. Said sandwich must be received on birthday.
A Birthday Sandwich on any other occasion would be commonly known as a Three-Way.
by The Sandvich March 06, 2009

Words related to Birthday Sandwich

birthday birthday sausagefest innuendo sandvich threeway