1.  Referring to the proverbial enmity between the two animals: attrib. Full of strife; inharmonious; quarrelsome.

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1579.  Gosson, Sch. Abuse (Arb.), 27. He … shall see them agree like Dogges and Cattes.

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a. 1745.  Swift, Phyllis (D.). They keep at Staines the old Blue Boar, Are cat and dog, and rogue and whore.

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1821.  Scott, Kenilw., ii. Married he was … and a cat-and-dog life she led with Tony.

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1822.  in W. Cobbett, Rur. Rides (1885), I. 96. The fast-sinking Old Times newspaper, its cat-and-dog opponent the New Times.

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1867.  Trollope, Chron. Barset, I. xliii. 384. They … were gracious … and abstained from all cat-and-dog absurdities.

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  2.  To rain cats and dogs: to rain very heavily. Also attrib., raining heavily.

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1738.  Swift, Polite Conv., II. (D.). I know Sir John will go, though he was sure it would rain cats and dogs.

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1819.  Shelley, Lett. to Peacock, 25 Feb. It began raining cats and dogs.

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1849.  Thackeray, in Scribner’s Mag., I. 551/1. Pouring with rain … and the most dismal … cat and dog day.

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  3.  A game played with a piece of wood called a cat (cf. CAT sb.1 10 a.) and a club called a dog.

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1808.  in Jamieson.

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1884.  Public Opinion, 5 Sept., 301/2. Cat and dog is in one sense a classical game. Bunyan tells us that he was playing at it.

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  Hence Cat-and-doggish a.

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1817.  Scott, Search after Happiness, xvii.

        John Bull, whom, in their years of early strife,
She wont to lead a cat-and-doggish life.

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1878.  Mrs. Oliphant, Within Precincts, xxxi. in Cornh. Mag., XXXVIII. 648. To live under the same roof, a cat-and-doggish life.

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