subs. (thieves’).—A dying speech, especially the confession of a murderer. Also the same as printed for sale in the streets by a FLYING STATIONER.’ [From the verbal sense (q.v.).]

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  1887.  A. BARRÈRE, Argot and Slang, p. 272. The criminal … would perhaps utter for the edification of the crowd his ‘tops, or CROAKS,’ that is, his last dying speech.

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  1887.  W. E. HENLEY, Villon’s Straight Tip to all Cross Coves. Go crying CROAKS, or flash the drag.

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  Verb.—To die. For synonyms, see ALOFT.

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