A woman who is ran through by men of different races, heights, weights and sizes. These men have "parked" themselves in the various different "spots" of the woman (i.e., pussy and/or mouth).
Also refers to a woman who fucks multiple men at the same time, having two or more men "parked" inside her at once.
Scenario 1 -
Guy 1: Dude she's so fine
Guy 2: Yeah man there's a reason she's a parking garage
Scenario 2 -
Guy 1: Fuck man idk if I can fit
Guy 2: Yeah... the parking garage is getting full