say what

idiom

US, informal
used to express surprise at what someone has just said
"I'm moving out." "Say what?"

Dictionary Entries Near say what

Cite this Entry

“Say what.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/say%20what. Accessed 20 Jul. 2024.

Love words? Need even more definitions?

Subscribe to America's largest dictionary and get thousands more definitions and advanced search—ad free!