know (someone or something) by sight

(redirected from know him by sight)

know (someone or something) by sight

To recognize someone or something based solely on appearance (without knowing any other information, such as a name, etc.). Even after working there for a year, there were still some co-workers I only knew by sight. I'd know the place by sight, but I don't think I could tell you how to get there.
See also: by, know, sight

know someone by sight

to recognize a person's face, but not know the name. I'm afraid I don't know her by sight. I know all my employees by sight.
See also: by, know, sight

know by sight

Recognize someone or something by appearance but not know the name or other details. For example, I know a lot of people by sight from the tennis courts. [1200s]
See also: by, know, sight

know somebody by ˈsight

recognize somebody and know who they are, without having spoken to them: I haven’t actually met Dr. Galston, but I know him by sight of course.
See also: by, know, sight, somebody
References in classic literature ?
He wandered all day through the buildings; and in a week or two, when he had been all over the yards, and into every room to which he had access, and learned that there was not a job anywhere, he persuaded himself that there might have been a change in the places he had first visited, and began the round all over; till finally the watchmen and the "spotters" of the companies came to know him by sight and to order him out with threats.
Even those who don't know him by sight will be heard asking "Who is Victor Wanyama?" to get that interview or selfie.
The Dream also features on this latest track and while you might not know him by sight you'd know him by sound.
Thus, employees still know him by sight and always call him by his first name.