open up

verb

opened up; opening up; opens up

transitive verb

1
: to make available or possible
The discovery opens up the possibility of new cures.
2
: to make plain or visible : disclose
3
: to open by cutting into

intransitive verb

1
: to become available or possible
The hostess will let us know when a table opens up.
2
: to spread out or come into view
The road opens up ahead.
3
: to commence firing
4
: to become communicative
tried to get the patient to open up

Examples of open up 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.
The breakout star from Season 3 of the hit HBO series opened up on The Run-Through with Vogue podcast earlier this month about her reasons for not wanting Botox for herself. Charles Trepany, USA Today, 14 Apr. 2025 Jeff Spicer/Getty Images for Warner Bros. Pictures In a recent interview, Hailee Steinfeld opened up about how her role in the film prompted her to find out more about her own heritage. Elizabeth Logan, Glamour, 14 Apr. 2025 The 25-year-old’s daughter entered the world three months early and opened up about the experience during an interview with the JST Us Podcast. Elizabeth Ayoola, Essence, 14 Apr. 2025 In her interview with Paris Match, Hamrick opened up about the couple’s origin story. Ryan Brennan, Miami Herald, 13 Apr. 2025 See All Example Sentences for open up

Word History

First Known Use

1582, in the meaning defined at transitive sense 1

Time Traveler
The first known use of open up was in 1582

Browse Nearby Words

Cite this Entry

“Open up.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/open%20up. Accessed 20 Apr. 2025.

Kids Definition

open up

verb
1
: to make available
2
: to make visible or come into view
the road opens up ahead
3
: to begin firing (as with a weapon or with questions)
Last Updated: - Updated example sentences
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