[ARCH- 2, 3.] A first or chief thief; a chief of thieves or (formerly) robbers; spec. Prometheus.

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1652.  News, Lowe-Countr., 1. That the Arch-Theef’s stolen Fire Did, first, the Thing, call’d Man, inspire.

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1693.  W. Robertson, Phraseol. Gen., 1082. An Arch-thief or robber.

3

a. 1805.  in Nicolas, Disp. Nelson, III. 417. That horde of thieves who went to Egypt with that arch-thief, Buonaparte.

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