subs. (old and American).—A thief. Short for KNUCKLE (q.v.).

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  1834.  W. H. AINSWORTH, Rookwood, ‘Jerry Juniper’s Chaunt.’ The KNUCKS in quod did my schoolmen play.

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  1848.  E. Z. C. JUDSON (‘Ned Buntline’), The Mysteries and Miseries of New York, ch. iv. For many a year it has been known the ‘crossmen’ and ‘KNUCKS’ of the town as ‘Jack Circle’s watering place.’ Ibid. You’re as good a KNUCK as ever frisked a swell!

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  Verb. (American).—To steal. For synonyms, see PRIG.

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  1848.  E. Z. C. JUDSON (‘Ned Buntline’), The Mysteries and Miseries of New York, iv. It’s enough to break my heart to see a man of your talent forced to prig prancers, KNUCK trikers, and go on the low sneaks!

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