unplanned

adjective

un·​planned ˌən-ˈpland How to pronounce unplanned (audio)
Synonyms of unplannednext
: not expected or intended : not planned
an unplanned detour
an unplanned pregnancy

Examples of unplanned in a Sentence

an unplanned change in our itinerary—we got lost! stumbled through a completely unplanned acceptance speech
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.
That is how small, unplanned spending starts to add up. Kurt Knutsson, FOXNews.com, 31 Mar. 2026 Build in unplanned downtime and cater to different energy levels. Lauren Schuster, Charlotte Observer, 30 Mar. 2026 Taking control of these digital spending triggers can significantly reduce unplanned purchases. Karen Bennett, Boston Herald, 30 Mar. 2026 Then protect unplanned downtime on the schedule. Lauren Schuster, Miami Herald, 30 Mar. 2026 See All Example Sentences for unplanned

Word History

First Known Use

1775, in the meaning defined above

Time Traveler
The first known use of unplanned was in 1775

Browse Nearby Words

Cite this Entry

“Unplanned.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/unplanned. Accessed 6 Apr. 2026.

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