1570 P. Levens Manipulus Vocabulorum sig. Aiii/2 A Cade, sheepe louse.

a1605 A. Montgomerie Flyting with Polwart 492 Some, luikand lyce, in the crowne of it keeks; Some choppes the kiddes into their cheeks.

1620 W. Lawson in J. Dennys Secrets of Angling (new ed.) sig. D7 I rather thinke the kades and other filth that fall from sheep doe so glut the fish that they will not take any artificiall bayte.

a1689 W. Cleland Coll. Poems (1697) 34 There swarms of vermine, and sheep kaids, Delights to lodge beneath the Plaids.

1781 J. Hutton Tour to Caves (ed. 2) Gloss. 91/2 Kead, a sheep's louse.

1811 Mann. & Cust. in Ann. Reg. 443/2 The sheep are very much infested by vermin known in England by the name of ticks or keds.

1842–51 H. Stephens Bk. of Farm (1891) III. 140 Keds become most numerous when sheep get from a lean to a better condition.

1917 Trade Marks Jrnl. 14 Nov. 1092 Keds..Rubber, Leather, and Fabric Footwear. United States Rubber Company..New York,..Manufacturers of Rubber Goods.

1961 Encounter Apr. 23/2 I am wearing Keds, and feel light on the foam rubber soles.

1966 B. H. Deal Fancy's Knell (1967) i. 15 He found the Ked. He picked it up..reluctant to think beyond the small canvas shoe in his hand.

1967 L. J. Healey in R. L. Cohen Footwear Industry x. 93 We [sc. U.S. Rubber Co.] wanted to call it Peds, but..it came too close to..other brand names. So we batted it around for awhile and decided on the hardest-sounding letter in the alphabet, K, and called it Keds, that was in 1916.

1968 H. C. Rae Few Small Bones ii. viii. 138 He dug a hole in the junk on the couch, tossing a track-suit and a pair of Keds..on to the floor.