[f. SWAP v. + -ER1.]

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  1.  Something very big; a ‘whopper’; spec. a ‘thumping’ lie. slang or dial.

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c. 1700.  Kennett, MS. Lansd. 1033. Swapper, a great lie is called a swapper.

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1715.  M. Davies, Athen. Brit., I. Pref. 36. After they have confess’d their swappers to the Jesuits or some of the Regulars.

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1818.  Maginn, in Blackw. Mag., IV. 321. I’m a swapper, as every one knows, In my pumps six feet three inches high.

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  2.  One who ‘swaps,’ exchanges or barters. slang or colloq.

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1680.  Reflect. on Late Libel, 28. The Author had … been Lecturer there at this day, (for he is no Starter, nor Shifter, nor Swapper of Livings).

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a. 1700[?].  in S. de Vere, Americanisms (1872), 308. The headlong fool who wants to be a swopper Of gold and silver coin for English copper.

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1893.  Columbus (Ohio) Dispatch, 14 Nov. In this case a man casting other than a straight ticket may be called a ‘trader’ or ‘swapper.’

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