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
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.
Noun
The return of that duo would provide a huge boost for an offense that looked overmatched in its last matchup against a contender, a 24-9 Week 7 loss in Detroit. Tyler Everett, MSNBC Newsweek, 6 Nov. 2025 There were some reports about the couple’s finances after their Netflix deal expired, but the two then went on to sign a first-look deal, similar to what other high-profile duos, like the Obamas, have signed. Lizzie Lanuza, StyleCaster, 6 Nov. 2025 Afterwards, Canadian downtempo duo Freak Heat Waves pulled a projector screen down from the ceiling and got to work swirling house, psych-rock, dub, and trip-hop into an entrancing, yet slightly somber zone. Nina Corcoran, Pitchfork, 6 Nov. 2025 How To Survive Without Me (wt), was written by Berlanti and Doran from a story the duo co-wrote with Rogers; the trio executive produce with Berlanti Productions’ Sarah Schechter and Leigh London Redman. Nellie Andreeva, Deadline, 6 Nov. 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 10 Nov. 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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