duo

1 of 2

noun

ˈdü-(ˌ)ō 

 also  ˈdyü-

plural duos

1

: duet

2

: pair sense 2

duo-

2 of 2

combining form

: two

duologue

Synonyms

Noun

• brace
• couple
• couplet
• dyad
• pair
• twain
• twosome

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

Noun

The Judd family — mother-daughter singing duo Naomi and Wynonna and actress Ashley — will be the focus of an upcoming Lifetime docuseries arriving next month. —Daniel Kreps, Rolling Stone, 10 Apr. 2025

The duo have teamed with Smartless Media, the company founded by Smartless hosts Jason Bateman, Sean Hayes, and Will Arnett, and SiriusXM for a new podcast – Staying Alive. —Peter White, Deadline, 10 Apr. 2025

When host Andy Cohen asked the duo about the exit of castmate Garcelle Beauvais, their silence – and then catty answers – drew backlash from fans. —Michael Schneider, Variety, 10 Apr. 2025

The series hails from brothers and screenwriting duo Chris and Paul Weitz (American Pie, About a Boy). —Shania Russell, EW.com, 9 Apr. 2025

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

Kids Definition

duo

noun

ˈd(y)ü-ō 

plural duos

1

: duet

2

: a group of two : pair entry 1