from The American Heritage® Dictionary of the English Language, 4th Edition
- n. Music A duet, especially two performers singing or playing together.
- n. Two people or two things in close association: a duo of negotiators.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A twosome, especially musicians.
- n. Any cocktail consisting of a spirit and a liqueur.
from the GNU version of the Collaborative International Dictionary of English
- n. A composition for two performers; a duet.
from The Century Dictionary and Cyclopedia
- n. The same as duet.
- n. A prefix in words of Latin or Greek origin, meaning ‘two.’
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. two items of the same kind
- n. two performers or singers who perform together
- n. a musical composition for two performers
- n. a pair who associate with one another
Italian, from Latin, two; see dwo- in Indo-European roots.(American Heritage® Dictionary of the English Language, Fourth Edition)
French duo or Italian duo, from Latin duo ("two"), from Proto-Indo-European *dwóh₁. (Wiktionary)