you know something?

Idioms  

1. Also, you know what? Listen to what I'm going to tell you, as in You know something? He's always hated spicy food, or You know what? They're not getting married after all. Both these colloquial expressions are shortenings (Of Do you know something? or Do you know what?) and are used to emphasize the following statement or to introduce a surprising fact or comment. The first dates from the mid-1900s. The variant, from the late 1800s, should not be confused with what do you know or you know.

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Example Sentences

See Examples For:

you know something?

Politically, when someone on your own side is comparing you to dog mess, you know something has gone wrong - especially when they're doing it to try and be supportive.

From BBC ● Dec. 3, 2025

“Before we start the show, I want to let you know something that I found out just last night,” intoned the veteran comedian.

From Slate ● Jul. 18, 2025

And you know something else, it’s like, with Audubon, somehow I’m just able to make things work.

From Salon ● Apr. 29, 2025

“So super proud of the team and you know, something that I’ll never forget. Hopefully I’ll be able to go back to Husky Stadium someday and reminisce on those days.”

From Seattle Times ● Feb. 14, 2024

“We just need to keep trying, Ruthie. That’s all we can do. And you know something? You are an amazing translator!”

From "Lucky Broken Girl" by Ruth Behar