also Newgate-bird, subs. (common).—1.  A son of the rope; an habitual criminal; a vagabond or scoundrel, old or young; a crack-rope or wag-halter (COTGRAVE; a gallows-clapper (FLORIO). Fr., gibier de Cayenne, or de potence.

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  1785.  GROSE, A Classical Dictionary of the Vulgar Tongue, s.v. One that deserves hanging.

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  1822.  SCOTT, The Fortunes of Nigel, ch. xi. That very GALLOWS-BIRD were enough to corrupt a whole ante-chamber of pages.

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  2.  (common).—A corpse on, or from, the gallows.

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  1861.  C. READE, The Cloister and the Hearth, ch. xxviii. I ne’er minced (dissected) ape nor GALLOWS-BIRD.

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