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]
Words nearby know by sight
How to use know by sight in a sentence
I don't know why or who's doing it, but it's the legacy…and it's a legacy that is so important to the culture.
They know they will face either a swift backlash or deafening silence.
What they say is, ‘We don’t approve of violence, but you know what?Bill Maher: Hundreds of Millions of Muslims Support Attack on ‘Charlie Hebdo’|Lloyd Grove|January 8, 2015|DAILY BEAST
No one seems to know who that is—or why they would want to do such a thing.
Scalise spoke briefly, adding little of substance, saying that the people back home know him best.
And he was gone, and out of sight on the swift galloping Benito, before Father Gaspara bethought himself.Ramona|Helen Hunt Jackson
A little boy of four was moved to passionate grief at the sight of a dead dog taken from a pond.Children's Ways|James Sully
She is quite true, but not wise, and your left hand must not know what your right hand is doing.Checkmate|Joseph Sheridan Le Fanu
But at the instant I caught a sight of my counterfeit presentment in a shop window, and veiled my haughty crest.God and my Neighbour|Robert Blatchford
He came to the top of the stairs with a lamp in his hand, and wanted to know what the rumpus was about.The Bondboy|George W. (George Washington) Ogden