first thing

idiom

: before anything else : right away : very early
I'll be back first thing (on) Monday morning.
She promised to call first thing in the morning.

Examples of first thing 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.
Schoen quickly resigned himself to losing kayaks and other river equipment and mentally prepared for a debris cleanup first thing in the morning. Abrielle Kate Maddison, Austin American Statesman, 11 Feb. 2026 When the rest of his team-mates were out partying to celebrate the Europa League triumph last May, Dragusin was still making sure to be back in the gym first thing the next morning. Jack Pitt-Brooke, New York Times, 10 Feb. 2026 It’s often crowded, especially the temporary exhibits, so try to arrive first thing in the morning and avoid weekends if possible. Katie James Watkinson, Condé Nast Traveler, 9 Feb. 2026 The first was to her son Brandon Diebold, who took the stand first thing Thursday morning. Erika Stanish, CBS News, 6 Feb. 2026 See All Example Sentences for first thing

Browse Nearby Words

Cite this Entry

“First thing.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/first%20thing. Accessed 22 Feb. 2026.

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!

More from Merriam-Webster