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Definition of duo
duo
/ˈduː.oʊ/
du · o
Plural:duos
•Adjective:dual
duo Lexical Profile
CEFR
B1
Grade
4
Tier
2
Usage
Top 5k
Syllables
2
duo Game Scores & Validity
Scrabble US
Scrabble UK
WWF
Wordle Guess
• noun
1
A pair of people or things, especially two individuals who work, perform, or appear closely together.
Example
"The comedy duo kept the audience laughing throughout the entire evening."
2
A musical composition written for two performers, or the two musicians who perform it together.
Example
"They performed a classical duo for violin and cello at the recital."
Synonyms
View all synonyms for duo Antonyms
View all antonyms for duo• Nearby Words
Word Origin & Etymology
Borrowed in the late 16th century from Italian duo, directly from Latin duo meaning 'two'.
Cite this Entry
Wordmom. (2026). Definition of Duo. In Wordmom Dictionary. Retrieved Nov 5, 2026, from https://wordmom.com/dictionary/duo