\ˈdü-(ˌ)ō also ˈdyü- \
plural duos

Definition of duo 

(Entry 1 of 2)

1 : duet

Definition of duo- (Entry 2 of 2)

: two duologue

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Synonyms for duo

Synonyms: Noun

brace, couple, couplet, dyad, pair, twain, twosome

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Examples of duo in a Sentence


The comedy duo will perform tonight. The author-illustrator duo will be signing their books tomorrow. He and his partner make quite a duo.
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Recent Examples on the Web: Noun

The duo is joined by Andrea Carpenzano, the costar of Boys Cry. Vogue, "25 Ways to Gucci: Rome’s Creative Class," 29 Nov. 2018 The duo spoke to reporters in a conference call last week, and Zinke promoted a similar message on an earlier visit to Paradise. Jonathan J. Cooper, The Seattle Times, "Zinke says Northern California fire costs likely in billions," 27 Nov. 2018 The duo started another company together in 2016 called Intermedia Labs, which is the parent company of HQ Trivia. Kurt Wagner, Recode, "HQ Trivia was a blockbuster hit — but internal turmoil and a shrinking audience have pushed it to the brink," 5 Nov. 2018 As People reports, the duo walked the red carpet, stopping to pose hand-in-hand for photos. Temi Adebowale, Town & Country, "Dakota Johnson Just Brought Her Grandma, Tippi Hedren, to the Premiere of Suspiria," 25 Oct. 2018 So the duo applied to study the planet with Hubble, and were awarded 40 hours of observation time with the iconic telescope. Mike Wall, Space.com, "First Exomoon Found? Neptune-Sized World Possibly Spotted Orbiting Alien Planet," 3 Oct. 2018 Back in August, Nars Cosmetics finally relaunched their powder eye shadows, replacing the formula that was in their single and duo compacts, unchanged, for nearly two decades. Sophia Panych, Allure, "Nars's New Reformulated Eye Shadows Made a Beautiful Runway Appearance at Rodarte SS2019," 10 Sep. 2018 The duo, parents to 10-month-old son Gunner, have spoken about the possibility several times on their podcast, Make Speidi Famous Again, with Pratt suggesting during a February episode that the camera crew follow the cast to Hawaii. Andrea Park, Glamour, "The Hills Cast Will Reportedly Reunite at the MTV VMAs," 17 Aug. 2018 The photos show the duo making out inside the restaurant while on a private lunch date. Isabel Greenberg, Harper's BAZAAR, "Justin Bieber and Hailey Baldwin Packed On The PDA (Again) In Brooklyn," 31 July 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'duo.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of duo


1590, in the meaning defined at sense 1

History and Etymology for duo


Italian, from Latin, two — more at two

Combining form

Latin duo

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Dictionary Entries near duo








Statistics for duo

Last Updated

3 Dec 2018

Look-up Popularity

Time Traveler for duo

The first known use of duo was in 1590

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More Definitions for duo



English Language Learners Definition of duo

: two people who perform together, are usually seen together, or are associated with each other

: a piece of music that is performed by two musicians


\ˈdü-ō, ˈdyü-\
plural duos

Kids Definition of duo

1 : two people who are usually seen together

2 : duet

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More from Merriam-Webster on duo

Thesaurus: All synonyms and antonyms for duo

Spanish Central: Translation of duo

Nglish: Translation of duo for Spanish Speakers

Britannica English: Translation of duo for Arabic Speakers

Britannica.com: Encyclopedia article about duo

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