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1 definition by Wheeeey JACOB

The act of almost shitting or prolapsing in your pants due to being unable to get into your hotel room.
"Joe's pulling a right McLapsey, don't tell him i've got his key"

"Joe was turtle heading from the pressure of McLapsey trying to get in to that room, you can see the stains"
by Wheeeey JACOB March 31, 2010