All 4 Uses

medley
in
Midnight in the Garden of Good and Evil
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About fifty people, including a number of couples, were taking their seats amid the din of the recorded overture—a scratchy, fast-paced medley of Broadway tunes played at extremely high volume in order to drown out the disco beat from below.†
p. 111.8

medley = a mixture of things
But the dog's bark was only one sour note in a whole medley of bitterness that existed between the two households.†
p. 143.1 *
They've driven in from Swainsboro to celebrate their sixtieth wedding anniversary, and they've asked me to play a medley of their favorite songs.†
p. 351.6
Joe finished his medley with a flourish.†
p. 352.5

Definitions:

(1) (medley)
a mixture of different things or elements -- especially a musical composition made from parts of other songs
(2) (meaning too rare to warrant focus)