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 duo was a cornerstone of the NXT and main roster women's tag team divisions, holding both the NXT and WWE Women's Tag Team Championships during their time with the company. Andrew Ravens‎, MSNBC Newsweek, 11 Sep. 2025 Cabbage and ground beef have always been a classic duo in soups. Jenna Sims, Southern Living, 11 Sep. 2025 The rocker also added a photo of the father-son duo walking across a crosswalk. Charna Flam, People.com, 11 Sep. 2025 Time will tell, but the father-son duo seems to be on the right track. Edward Segarra, USA Today, 11 Sep. 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 13 Sep. 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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