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thwack

[thwak]
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verb (used with object)
  1. to strike or beat vigorously with something flat; whack.
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noun
  1. a sharp blow with something flat.
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Origin of thwack

First recorded in 1520–30; imitative
Related formsthwack·er, nounout·thwack, verb (used with object)un·thwacked, adjective
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for thwack

Historical Examples

  • Geddie leaped high and caught the roll with a sounding "thwack."

    Cabbages and Kings

    O. Henry

  • His wife, taken aback, started up and gave him a thwack on the back.

    Pelle the Conqueror, Complete

    Martin Anderson Nexo

  • She struck one plank a thwack with the small axe she carried in her hand.

    Green Eyes

    Roy J. Snell

  • Then, above the murmur from the temple, he heard a sound in the corridor—a thwack.

    Caravans By Night

    Harry Hervey

  • Jock's hand came down with a thwack on the papers before him.

    Personality Plus

    Edna Ferber


British Dictionary definitions for thwack

thwack

verb
  1. to beat, hit, or flog, esp with something flat
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noun
    1. a blow with something flat
    2. the sound made by it
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interjection
  1. an exclamation imitative of this sound
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Derived Formsthwacker, noun

Word Origin

C16: of imitative origin
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 thwack

v.

"to hit hard with a stick," 1520s, of echoic origin. Related: Thwacked; thwacking. The noun is recorded from 1580s.

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Online Etymology Dictionary, © 2010 Douglas Harper