duo

[ doo-oh, dyoo-oh ]
/ ˈdu oʊ, ˈdyu oʊ /

noun, plural du·os.

Music. duet.
two persons commonly associated with each other; couple.
two animals or objects of the same sort; two things ordinarily placed or found together; a pair: a duo of lovebirds.

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Question 1 of 10
decorum

Origin of duo

1580–90; < Italian < Latin: two

Definition for duo (2 of 2)

duo-

a combining form meaning “two,” used in the formation of compound words: duologue.

Origin of duo-

combining form of Greek dýo, Latin duo two
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Example sentences from the Web for duo

British Dictionary definitions for duo (1 of 2)

duo
/ (ˈdjuːəʊ) /

noun plural duos or dui (ˈdjuːiː)

music
  1. a pair of performers
  2. another word for duet
a pair of actors, entertainers, etc
informal a pair of closely connected individuals

Word Origin for duo

C16: via Italian from Latin: two

British Dictionary definitions for duo (2 of 2)

duo-

combining form

indicating twoduotone

Word Origin for duo-

from Latin
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012