what's up with

idiom

informal

1

: what is the reason for (something)

He told me to go away. What's up with that?

2

: what is wrong with (someone or something)

What's up with you? You look upset.

I can't figure out what's up with this computer.

Examples of what's up with in a Sentence

Recent Examples on the Web

For instance, what's up with the fur rugs handing over the backs of so many chairs? —Elazar Sontag, Bon Appétit, 9 Sep. 2024

Seriously, what's up with trying to pump up the yellow tones? —Julian Chokkattu, WIRED, 21 Aug. 2024

Revisiting these people later, and then seeing all the babies that were born who would be adults now and seeing what's up with their stories, would be exciting. —EW.com, 28 Feb. 2024

Another major royal controversy has broken out over an important national issue: what's up with Kate Middleton's hair? —Elizabeth Logan, Glamour, 2 Jan. 2024

Heard on the Street's Dan Gallagher's take on what's up with OpenAI: Microsoft’s ultimate AI fate rests in the hands of large corporate clients who shell out millions of dollars annually for the company’s software. ... —David Marino-Nachison, WSJ, 20 Nov. 2023

And what's up with the latest surge in COVID-19 cases? —Laura L. Davis, USA TODAY, 7 Sep. 2023

Working down through the favorites, give us what's up with Rocket Can. —Guy Martin, Forbes, 1 Apr. 2023

As for Kim Kardashian, something in her photos has fans curious—what's up with the sand? —Amanda Curran, Glamour, 24 Feb. 2023