I'm sure

English

Pronunciation

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Phrase

I'm sure

  1. Used other than figuratively or idiomatically: see sure.
  2. (usually sarcastic) Used to emphasise an apology, acknowledgement, etc.
    Hey, you're standing too close to me.
    Huh, sorry I'm sure.
  3. (idiomatic, dated) Used as an interjection to indicate denial or contradiction in response to an assertion or accusation.
    You're just using that as an excuse to ditch class and go surfing.
    Uh!...I'm sure!...