unbutton

verb

un·​but·​ton ˌən-ˈbə-tᵊn 

unbuttoned; unbuttoning; unbuttons

transitive verb

1

: to loose the buttons of

2

: to open by or as if by loosing buttons

intransitive verb

: to undo buttons

Examples of unbutton in a Sentence

Recent Examples on the Web

On Friday, Roberts offered the first glimpse of Vitale’s vision for the house in a navy blazer with a slightly oversized cut, layered over a striped button-down casually unbuttoned and pushed up at the sleeves. —Lauren Alexis Fisher, Footwear News, 2 Sep. 2025

The 21-year-old victim fell asleep in the backseat of Chami's car after a late night at a Galveston saloon and reportedly woke up in the front seat of his car parked near a school with her shorts unbuttoned. —Alexandra Koch , Brooke Taylor, FOXNews.com, 15 Aug. 2025

It can be worn buttoned or unbuttoned with a tank top underneath and slacks at the office, unbuttoned over a maxi dress to cookouts, or as a swimsuit cover-up poolside. —Clint Davis, People.com, 24 June 2025

It can be worn buttoned or unbuttoned over a summer tank top, and the slim collar and rolled sleeves add a pop of texture to its simple design. —Caley Sturgill, Southern Living, 24 May 2025

Word History

First Known Use

14th century, in the meaning defined at transitive sense 1

Rhymes for unbutton

• button
• clutton
• glutton
• mutton
• witan

Kids Definition

unbutton

verb

un·​but·​ton ˌən-ˈbət-ᵊn 

: to unfasten the buttons of (as a garment)