\ ˈdü-(ˌ)ō How to pronounce duo (audio) 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

Prosecutors claim the duo were caught on multiple surveillance cameras hiding evidence and throwing out bloody garbage bags, and have lied about it. Barnini Chakraborty, Fox News, "Fotis Dulos hires Alex Jones' attorney to defend him in disappearance of his wife, Jennifer," 9 June 2019 The duo is also tied for seventh in the American League in that category ... Brandon Chase, BostonGlobe.com, "Game 66: Rays at Red Sox lineups and notes," 9 June 2019 From fighting over the Zagat's restaurant guide as Bev and Hank, to singing about a lunch lady and a lovestruck sloppy joe, the duo seemed unstoppable in the early '90s. Kayla Keegan, Good Housekeeping, "The Actual Reason Why Chris Farley and Adam Sandler Were Fired From 'SNL'," 27 May 2019 The duo have been seen together numerous times through the years, and Gabriella and Thomas even attended Pippa's wedding to James Matthews nearly two years ago. Maggie Maloney, Town & Country, "Pippa Middleton Wore a Beautiful Blue Kate Spade Dress to Lady Gabriella Windsor's Wedding," 18 May 2019 The duo was first reported to be a couple in October 2018, following Tatum's split from ex-wife Jenna Dewan in April. Erica Gonzales, Harper's BAZAAR, "Channing Tatum Pays Tribute to Jessie J on Her Birthday with a Heartfelt Instagram Post," 27 Mar. 2019 Of course, the acting duo was just spotted at the Viacom building in L.A. so Drake's dream (and our dream) may be coming true! Erika Trombley, Seventeen, "Drake Bell Just Revealed His Thoughts On Reuniting with Josh Peck for a "Drake & Josh" Reboot," 18 Mar. 2019 The duo are immediately confronted with a pair of challenging puzzles: Who killed Anastasia Prill—incidentally, their first client—by introducing poisonous Calabar beans into her coffee grinder? Tom Nolan, WSJ, "Mysteries: When the Wheels Come Off," 25 Jan. 2019 The duo is famously tied together thanks to their work on '90s series Felicity. Sam Machkovech, Ars Technica, "Billy Dee Williams will reprise the role of Lando Calrissian in Episode IX," 10 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

18 Jun 2019

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 How to pronounce duo (audio) , 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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