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2.
Someone who looses at all contests and give-aways
I'll never win sxephil's give-aways because I'm a monkey puncher!
by Buttface65436 August 05, 2011
 
1.
Someone stupid enough to click banner ads, i.e. the ad encouraging you to punch the monkey to win.
His PC is all clogged up with spyware because he keeps clicking on banner ads. What a monkey puncher!
by RealityCheque April 25, 2008