Definition of who am I (or are you, is he, etc.) to do something in US English:

who am I (or are you, is he, etc.) to do something

phrase

  • What right or authority do I (or you, he, etc.) have to do something.

    ‘who am I to object?’
    • ‘But who are you to say that they wouldn't have the scars from living with a bad marriage, either?’
    • ‘But who am I to talk in my baggy shirt and jeans with a jelly stain on the knee?’
    • ‘Mr. Soros may not be seeking a rider on an appropriations bill, but who is he to determine the public interest?’
    • ‘But you know, who am I to advise the Catholic Church not being Catholic myself?’
    • ‘I mean, this is the United States of America, and who am I to tell someone they can or cannot serve their country?’
    • ‘I'm not a member but one of my clients always insists on meeting there, and who am I to argue, given that only members can buy drinks there?’
    • ‘There's nothing wrong with that, of course, and who am I to say how anyone should ‘view’ art?’
    • ‘Now, who am I to remark on one person's habit when my own recycling bin is overflowing with Pepsi cans?’
    • ‘Still, who am I to question the editorial wisdom of BBC Classical Music TV, or whatever they're called this week?’
    • ‘Now, all I can hope is that we give similar opinions, as who am I to question this man's years of clinical experience?’