What’s up with that?

Definition 1 of 2

Pro Tip 1/3

Informal Usage

Used in casual situations among friends or peers, not in formal contexts.

Illustration for Informal Usage

You're wearing flip-flops in winter, what's up with that?

Pro Tip 2/3

Expressing Annoyance

Can indicate irritation or annoyance about the situation in question.

Illustration for Expressing Annoyance

He left without cleaning up, what's up with that?

Pro Tip 3/3

Seeking Explanation

Used to prompt an explanation for something odd or unexpected.

Illustration for Seeking Explanation

This app just crashed again, what's up with that?

Visual representation of the word "What’s up with that?"

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