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[uh-fahyuh r] /əˈfaɪər/
on fire:
to set a house afire.
aflame (def 2).
Origin of afire
Middle English word dating back to 1175-1225; See origin at a-1, fire Unabridged
Based on the Random House Dictionary, © Random House, Inc. 2017.
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Examples from the Web for afire
Contemporary Examples
Historical Examples
  • Her eyes answered him whole-heartedly, for her imagination was afire.

    The Leopard Woman Stewart Edward White
  • He was just a-blazing; and whenever he got afire he was most likely to get afire all over.

    Tom Sawyer, Detective Mark Twain (Samuel Clemens)
  • Not a glance in his face disclosed passion, but his heart was afire.

    The Scapegoat Hall Caine
  • The Kasbah was afire; it had been burning since the banquet of the night before.

    The Scapegoat Hall Caine
  • My little heart was afire at the humiliation put upon my mother.

  • But my blood was afire, and I was in too hot a haste to reason.

    Bardelys the Magnificent Rafael Sabatini
  • His face was afire with the drink that he had taken, and his throat was guggling and sputtering.

British Dictionary definitions for afire


adverb, adjective (postpositive)
on fire; ablaze
intensely interested or passionate: he was afire with enthusiasm for the new plan
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
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Word Origin and History for afire

c.1200, afure, from a- "on" (see a- (1)) + fire (n.). Figurative use by late 14c.

Online Etymology Dictionary, © 2010 Douglas Harper
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