a sergio sandwich is when you get on the adjacent walls of someones room and turn the headboards towards the room and fuck at the same time, leading to the person in the middle room being sandwiched between you two
person 1: hey my girls coming over wanna hit a sergio sandwich later?
person 2: yeah he'll never see it coming
person 2: yeah he'll never see it coming
by sergio sandwicher April 1, 2024
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