duo

1 of 2

noun

ˈdü-(ˌ)ō How to pronounce duo (audio)
 also  ˈdyü-
plural duos
1
: duet
2

duo-

2 of 2

combining form

: two
duologue

Examples of duo in a Sentence

Noun The comedy duo will perform tonight. The author-illustrator duo will be signing their books tomorrow. He and his partner make quite a duo.
Recent Examples on the Web
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Noun
The brothers Stone enlisted bass guitar wonder Larry Graham, who’d been playing in a local jazz duo with his mother. Rob Tannenbaum, Los Angeles Times, 9 June 2025 In the books, the duo are in their mid-thirties when the story begins with Harry Potter and the Sorcerer’s Stone. James Hibberd, HollywoodReporter, 9 June 2025 The classic duo is around $40 and will take you well into the fall trips. Aly Walansky, Travel + Leisure, 7 June 2025 The duo of Jon Berti and Vidal Brujan have combined for just four at-bats since May 20, meaning neither of those two players have done much for Chicago over the last two weeks. Andrew Wright, MSNBC Newsweek, 7 June 2025 See All Example Sentences for duo

Word History

Etymology

Noun

Italian, from Latin, two — more at two

Combining form

Latin duo

First Known Use

Noun

1590, in the meaning defined at sense 1

Time Traveler
The first known use of duo was in 1590

Browse Nearby Words

Cite this Entry

“Duo.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/duo. Accessed 12 Jun. 2025.

Kids Definition

duo

noun
plural duos
1
: duet
2
: a group of two : pair entry 1

More from Merriam-Webster on duo

Last Updated: - Updated example sentences
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