(I/I'll) tell you what

idiom

informal
used to introduce a suggestion or to emphasize a statement
(I'll) Tell you what—I'll let you borrow the car if you fill it up with gas.
I tell you what, I wouldn't pay that much for a pair of shoes.

Examples of (I/I'll) tell you what in a Sentence

Recent Examples on the Web
Examples are automatically compiled from online sources to show current usage. Read More Opinions expressed in the examples do not represent those of Merriam-Webster or its editors. Send us feedback.
Fellow Opus vs Baratza Encore ESP: Which Is Better? Spoiler: An app can't tell you what grinder is best. Matthew Korfhage, Wired News, 13 Aug. 2025 Here’s a practical, quick test: • Can your employees tell you what your company stands for without quoting the website? Alex Brueckmann, Forbes.com, 12 Aug. 2025 Our goal is not to tell you what to think, but to give you the essential knowledge and understanding to come to your own intelligent conclusions. Claudia Lauder, Christian Science Monitor, 23 June 2025 Cini, who specializes in consulting with senior residents about the safety of their homes, suggests hiring a designer like herself to come in and tell you what parts of your home pose a risk before deciding to move. Kristine Gill, Better Homes & Gardens, 30 May 2025 And today there are services that can analyze a stool sample and tell you what kind of bacteria populate your gut. Priya Krishna, New York Times, 16 May 2025

Browse Nearby Words

II
IIE

Cite this Entry

“(I/I'll) tell you what.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/%28I%2FI%27ll%29%20tell%20you%20what. Accessed 10 Sep. 2025.

Last Updated: - Updated example sentences
Love words? Need even more definitions?

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