from The American Heritage® Dictionary of the English Language, 4th Edition
- n. A dance for two, especially a dance in ballet consisting of an entrée and adagio, a variation for each dancer, and a coda.
- n. A close relationship between two people or things, as during an activity.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. A dance performed by two dancers.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. (ballet) a dance for two people (usually a ballerina and a danseur noble)
French : pas, step + de, of, for + deux, two.(American Heritage® Dictionary of the English Language, Fourth Edition)
loan term from French (Wiktionary)