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Hand to shaft ratio

form of measurement;

Comparison of shaft length and hand-size in a formula for measurement of penis size;
the relationship in quantity, amount, or size between a penis shaft and the hand gripping it;
the quantitative relation between a penis and a hand;

the relationship in quantity, amount, or size between a penis and a hand.
He said he's a solid 8 inches and sent you a picture? Did you use the hand to shaft ratio to determine if this is true?

If you go off of the fact that "a hand" is a form of measurement, based on the width of a grown man's hand, understood to equal 4 inches, you can use the hand to shaft ratio to determine the object size at hand.
by MareBare84 September 23, 2014
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