or dumfound, verb (also dumbfounding, subs., dumbfounded or dumfoundered [Scots], adj. [old slang, now colloquial]).—To perplex; to confound.

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  1690.  DRYDEN, Prologue to Prophetess.

        Then think, on that bare bench my servant sat;
I see him ogle still, and hear him chat;
Selling facetious bargains, and propounding
That witty recreation call’d DUMB-FOUNDING.

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  1703.  WARD, The London Spy, pt. xvi., p. 379. This unexpected retort of the parsons, quite DUMB-FOUNDED the Quaker.

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  1706.  R. ESTCOURT, The Fair Example, Act. III., Sc. i., p. 30. And if I can but DUMB-FOUND my husband with a dream, I shall be able to make my word good.

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  1714.  Spectator, No. 616. They grew a little mutinous for more liquor. They had like to have DUMFOUNDED the justice; but his clerk came in to his assistance.

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  1766.  KENRICK, Falstaff’s Wedding, I., ii. They let fly their jests so thick at me, and pepper’d me so plaguily with small wit, that I was DUMFOUNDED.

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  1855.  A. TROLLOPE, The Warden, ch. xi. At any other time how exquisitely valuable would have been that touch! but now he was distraught, DUMB-FOUNDED, and unmanned.

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  1861.  H. KINGSLEY, Ravenshoe, ch. v. He utterly DUMFOUNDERED Charley, by asking abruptly ‘How’s Jim?’

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  1880.  G. R. SIMS, Three Brass Balls, Pledge xx. White as a ghost, DUMBFOUNDERED and trembling, Dan attempted to explain that he was innocent.

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  1882.  H. ADAMS, Democracy, ch. vii. She lost her command of thought, and sat DUMBFOUNDED.

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  1883.  W. E. NORRIS, Thirlby Hall, ch. ix. I was too DUMBFOUNDERED to speak.

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