sb. dial. or colloq. [f. CRUMP v.2 3.] A ‘whopper,’ ‘whacker,’ ‘thumper’; also a ‘thumping’ lie, a ‘cracker.’

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1855.  E. Waugh, Birtle Carter’s T., Lanc. Life (1857), 24. There’s some crumpers amoon th’ lot.

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1881.  Miss Braddon, Asphodel, ix. 101. You told me your father was a grocer in Oxford Street. Was not that what school-boys call a crumper?

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