Definition of know someone by sight in English:

know someone by sight

phrase

  • Recognize someone by their appearance without knowing their name or being so well acquainted as to talk to them.

    • ‘The woman and her family moved here from France sometime earlier this year, I didn't know her name but I knew her by sight.’
    • ‘Leo, the manager of the restaurant, knew me by sight and winked when he saw me walk in on Logan's arm.’
    • ‘I knew him by sight, for he went to the same school as me but I had never spoken to him nor did I know his name.’
    • ‘Naturally I knew her by sight, and had heard her speak, a long time before I came to know her properly.’
    • ‘We all knew them by sight and they seemed a truly lovely family.’
    • ‘I hadn't had any call to work with her department since starting and knew her by sight and reputation only.’
    • ‘We knew very little about each other; he knew me by reputation, and I knew him by sight.’
    • ‘But although the people living and working locally knew him by sight, they noticed he was never much seen out of his flat, except to buy essentials from the next-door newsagents.’
    • ‘I had known his brother very well at junior school and I knew Freddie by sight.’
    • ‘But she said she had never spoken to him before and only knew him by sight.’
    recognize, single out, pick out, spot, point out, pinpoint, pin down, put one's finger on, put a name to, name, place, know, know again, know by sight, discern, distinguish, discover, find, locate
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