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The act of taking a normal or slighter higher than normal dose of benadryl and attempting to masturbate. The usual rules include a 10 minute buffer to allow the pills to start working. One loses the challenge if they fall asleep before orgasm.
"Man, I tried the benadryl challenge with 6 pills yesterday, but I passed out cock-in-hand in front of my laptop with asian porn on."
by tricks are for kids May 24, 2009
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Aug 4 Word of the Day
Man's greatest invention, brain bleach removes bad memories and general DO NOT WANT moments. Every household should have a few gallons.
1: Dude, I just walked in on my parents.
2: Have some Brain Bleach!
by Andikun November 06, 2007
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