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The life nut is the nut (or ejaculation) you bust when you're trying to have kids, or when you refuse to withdraw due to the heat of the moment. This is the nut that literally creates life, hence the term. "Life Nut".
Woman: Did you pull out?
Man: Sorry baby, ya cookie was so good that I gave you the life nut. My bad.
by Misocktheissac February 06, 2017
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