noun, plural arch·en·e·mies.

a chief enemy.
Satan; the Devil.

Origin of archenemy

First recorded in 1540–50; arch-1 + enemy Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

Examples from the Web for archenemy

Contemporary Examples of archenemy

  • He now reveals that Rich kept Israel alive through boycotts by supplying the country with oil, much of it from its archenemy Iran.

    The Daily Beast logo
    Marc Rich Spills His Secrets

    Allan Dodds Frank

    November 13, 2009

Historical Examples of archenemy

  • And our archenemy dangling by the foot in mid-air, completely at our mercy!

    David and the Phoenix

    Edward Ormondroyd

  • Leithgow vouchsafed his archenemy no more than a look, but turned to the Hawk.

    The Passing of Ku Sui

    Anthony Gilmore

  • He was not the archenemy of the movement (as some of the boys themselves thought): he simply had no use for it.

    Tom Slade

    Percy K. Fitzhugh

  • But he was not prepared for the skilful trap which his archenemy was baiting for him, and into which he was to promptly fall.

    The Night Riders

    Ridgwell Cullum

  • Thus does that archenemy favour his friends for a time, and thus does he at last reward them.

British Dictionary definitions for archenemy


noun plural -mies

a chief enemy
the archenemy (often capital) the devil
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012

Word Origin and History for archenemy

also arch-enemy, 1540s, from arch- + enemy.

Online Etymology Dictionary, © 2010 Douglas Harper