English phrase from drama scenes

What Does "tell me something i don't know" Mean?

Learn what "tell me something i don't know" means, when people say it, and how to use it naturally in English.

Beginner
Neutral
Firm
Joke

Tell me something, I don't know.

This sarcastic line means the speaker already knows the information and is unimpressed.

From Why I Did It, Episode 22

When do people say this?

Scene Context

The speaker reacts as if the other person is saying something obvious or unhelpful.

Usage Scenario

Use this in casual conversation or arguments when you want a sarcastic comeback. It can sound rude or mocking, so avoid it at work or with strangers.

Better ways to say it

1
Tell me something I don't know.
2
Yeah, tell me something I don't know.
3
Tell me something new.

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English Comeback Phrases

What Does "tell me something i don't know" Mean? - ReelFluent