• synonyms


[ah-hah, uh-hah]
See more synonyms for aha on Thesaurus.com
  1. (used as an exclamation of triumphant discovery, mockery, contempt, irony, surprise, etc., according to the manner of utterance.)
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  1. American Heart Association.
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  1. American Historical Association.
  2. American Hospital Association.
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Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Related Words for aha

apprehension, awareness, ken, perception, conception, knowledge, intelligence, sense, discernment, take, realization, grasp, capacity, judgment, cognizance, apperception, prehension, aha

Examples from the Web for aha

Contemporary Examples of aha

Historical Examples of aha

  • Aha, you've discovered it's a parody, have you, you sly minx!

    The Straw

    Eugene O'Neill

  • Aha, yaas; and the bon papa and mamma know vere you have come?

    Cormorant Crag

    George Manville Fenn

  • "Aha," said the lean man, quietly, and gripped the lad's arm with his hand.

    The Black Buccaneer

    Stephen W. Meader

  • Aha, thought I, now at last is he going to pester me with his literary efforts.

  • Aha, you are going about and showing the people what you can do!

    The Goose Man

    Jacob Wassermann

British Dictionary definitions for aha


  1. an exclamation expressing triumph, surprise, etc, according to the intonation of the speaker
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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 aha

exclamation of surprise or delighted discovery, late 14c., from ah + ha.

They crieden out! ... A ha the fox! and after him thay ran. [Chaucer]
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Online Etymology Dictionary, © 2010 Douglas Harper