/sha kawn", -kon", shah-/ ; Fr. /shann kawn"/ , n. , pl. chaconnes /-kawnz", -konz"/ ; Fr. /-kawn"/ .
1. an ancient dance, probably of Spanish origin, in moderate triple meter.
2. a musical form based on the continuous variation of a series of chords or of a ground bass.
[ 1675-85; chacona ]