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guy

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noun [countable] American English pronunciation: guy /ɡaɪ/ 
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singularguy
pluralguys
  1. 1
    informal a man

    Bob's a really nice guy.

    She's going out with some French guy she met on vacation.

    the kind/sort of guy:

    He looks like the kind of guy you would trust with your life savings.

    See also  fall guy
  2. 2

    guys

    [plural] spoken used for talking to a group of people

    Hey, guys, what's happening?

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