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.
when you're holding up your phone and making faces at it, as though you are taking a selfie, but you're really taking a picture of the person across from you or the wall or anything else that seems interesting but you don't want to be caught dead taking a picture of.
This action is often made more convincing by wiggling the eyebrows or opening the mouth, to pretend you're trying to get a Snapchat filter to work.
FRIEND A: "Did you just take a stealthie of me?"
FRIEND B (turning phone around): "no I was just using snapchat's new filter, see?"