Top Definition
To abstain from ejaculation for a full week. A true test of manhood, especially among a group of friends. It is unclear if the 7DC is more difficult while being single (masturbation) or in a relationship (intercourse).
Jesse: "What's up dog? Did you know if you don't ejaculate for 7 days your Testosterone levels go up 40 something percent? I tried to do the 7 Day Challenge but I failed. You should try."

Kyle: " Challenge accepted "
by TheRealKon June 28, 2011

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