Last Updated：2025/12/05

Used other than figuratively or idiomatically: see sure. / (usually sarcastic) Used to emphasise an apology, acknowledgement, etc.

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See correct answer

I'm sure

Source Word

I'm sure

Phrase

sarcastic usually dated idiomatic

Used other than figuratively or idiomatically: see sure. / (usually sarcastic) Used to emphasise an apology, acknowledgement, etc.

Japanese Meaning

「I'm sure」は、基本的には「確信している」「間違いない」という意味を表す表現です。 / また、通常は皮肉を伴って、謝罪や同意、認識を強調するために使われる場合もあります。

I'm sure she'll pass the exam because she studied every day.

彼女は毎日勉強したので、合格することを確信しています。

Sense（1）

Used other than figuratively or idiomatically: see sure.

Sense（2）

(usually sarcastic) Used to emphasise an apology, acknowledgement, etc.

— Hey, you're standing too close to me.

Sense（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.