Definition of "medley"

Thenne came the kyng of Irland and the kynge of the stryete marches to rescowe syre Tristram and sire Palomydes / There beganne a grete medle / & many knyghtes were smyten doune on bothe partyes / and alweyes sir launcelot spared sir Tristram / and he spared hym(please add an English translation of this quotation)

1485, Sir Thomas Malory, “lxxj”, in Le Morte Darthur, book X

For greater shields they have, than that they can either doe or see ought, and being raunged by hundreds no doubt they will hinder one another in the medley, except some very few

1632, Xenophon, translated by Philemon Holland, Cyrupaedia

this medley of philosophy and war

1712 (date written), [Joseph] Addison, Cato, a Tragedy. […], London: […] J[acob] Tonson, […], published 1713, Act I, scene ii, page 6

Love is a medley of endearments, jars, / Suspicions, reconcilements, wars.

1692, William Walsh, Letters and Poems, Amorous and Gallant

Otherwise , as our Saviour noteth , when the old Cloth was joyned to the new , it made no good medley , but the Rent was made the wors

1631, Thomas Fuller, Comment on Ruth , Chapter 1, verses 9, 10, 11