look someone up and down

look (one) up and down

To visually inspect someone in a blatant and often tactless manner. When I stepped into the office, the boss looked me up and down before telling me to take a seat. I looked the strange woman up and down, wondering if she were really here to help me or just another spy.
See also: and, down, look, up

look someone up and down

scrutinize someone carefully.
See also: and, down, look, someone, up