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1.
A variant of probability theory of the normal distribution or Gaussian distribution, as applied to how women minimize the number of men they have copulated with to appear more innocent and closer to normal, especially to a new boyfriend.
Jane "So when he asked me how many men I banged in my life, I told him 'five' even though it was really ten"

Jill "Why?"

Jane "Because I don't want my new man to think I am a skank."

Jill "You did a five dick curve"
by Dr. Agnes Freud September 28, 2010