look up any word, like spook:
To compare hand and finger sizes, leading to the comparing of other certain extremeties. This is a command given by one who is insecure about his manhood, and wants to reassure himself that he is as normal as anyone else.
Travis: "Size it up!"
Todd: "Stfu Travis."
by Lee Brody March 11, 2009

Words related to Size It Up

it size sizeitup stfu stufu up