Top definition
A school night (preferably wednesdays) in which a horny girl is in your room, climbs up to your top bunk, and pukes margaritas all over your back from above while you are below.
"Dude that bitch puked margaritas all over your back"

"Fuck me I should know not to fuck a girl on Wetback Wednesday"
by punkbitch08 September 02, 2009
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