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1.
when one takes more than the recommended dosage of Advil either to prolong the effects, or because they are pissed off, and just want a drug but are too afraid to get a real one.
"wow that must hurt"
"no, I just took some Madvil"
"what does that mean?"
"look it up on urbandictionary!"
by Gastaftor April 17, 2009