Duo definition

do͝oō, dyo͝oō
duos
See word origin
Frequency:
Two, double.

Duologue.

affix
3
1
Two.

Duopsony.

prefix
3
2
A pair; couple.
noun
2
1
An unincorporated community in West Virginia.
pronoun
0
0
(music) A duet, especially two performers singing or playing together.
noun
2
3
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Two people or two things in close association.

A duo of negotiators.

noun
2
3
The two performers of a duet, or any two musicians playing together.
noun
1
2

Other Word Forms

Noun

Singular:
duo
Plural:
duos

Origin of duo

  • < L duo, two

    From Webster's New World College Dictionary, 5th Edition

  • Latin from duo two dwo- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

  • Italian from Latin two dwo- in Indo-European roots

    From American Heritage Dictionary of the English Language, 5th Edition

Duo Sentence Examples

  • Apparently the duo was considered part of the family.

  • We need mention only the chief of them - the Collectio Anselmo dedicata, by an unknown author of the end of the 9th century; the Libri duo de synodalibus causis et disciplinis ecclesiasticis, 3 compiled about 906 by Regino, abbot of Pram, and dedicated to Hatto of Mainz, relatively a very original treatise; the enormous compilation surchard.

  • The world continued in its delayed movement, and they turned to watch the battling duo.

  • The two first books, without the third, will not so well bear the title of Philosophiae Naturalis Principia Mathematica; and therefore I had altered it to this, De Motu Corporum libri duo.

  • I am absolutely astounded to see the Argentine duo land at Upton Park.

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Words near duo in the Dictionary