my - definition and synonyms

determiner, interjection 

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My can be used in the following ways:
as a possessive determiner (followed by a noun), being a possessive form of I: I’ve lost my sunglasses.
as an interjection: My! How the children have grown!
  1. 1
    used for showing that something belongs to or is connected with you when you are the person speaking or writing

    I shut my eyes.

    I want you to meet my parents.

    It’s my job to welcome visitors.

    my own:

    I didn’t have my own room till my sister left for college.

     Synonyms and related words
  2. 2
    used when speaking to someone that you love or that you know well

    Let’s go for a walk, my dear,’ Alice said.