See more synonyms for clash on
verb (used without object)
  1. to make a loud, harsh noise: The gears of the old car clashed and grated.
  2. to come together or collide, especially noisily: The cymbals clashed.
  3. to conflict; disagree: Their stories of the accident clashed completely.
  4. (of juxtaposed colors) to be offensive to the eye.
  5. to engage in a physical conflict or contest, as in a game or a battle (often followed by with): The Yankees clash with the White Sox for the final game of the season.
verb (used with object)
  1. to strike with a resounding or violent collision: He clashed his fist against the heavy door.
  2. to produce (sound) by or as by collision: The tower bell clashed its mournful note.
  1. a loud, harsh noise, as of a collision: The automobiles collided with a terrible clash.
  2. a collision, especially a noisy one.
  3. a conflict; opposition, especially of views or interests: a clash between nations.
  4. a battle, fight, or skirmish: The clash between the border patrols left three men dead.

Origin of clash

1490–1500; blend of clap1 and dash1
Related formsclash·er, nounclash·ing·ly, adverbin·ter·clash, noun, verbun·clash·ing, adjective

Synonyms for clash

See more synonyms for on

Antonyms for clash Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018

Examples from the Web for clash

Contemporary Examples of clash

Historical Examples of clash

  • Your ideas grow to clash with those held by every right-thinking man.

    American Notes

    Rudyard Kipling

  • With the clash of our spells, no charm can redress our fate.

    Welsh Fairy Tales

    William Elliott Griffis

  • The swords flashed in the sun and then met with a clash that sounded far and near.

  • There was a clash of steel outside, followed by the beat of drum.

    The Manxman

    Hall Caine

  • To the clash of their meeting came an echoing clash from beyond the table.

    The Tavern Knight

    Rafael Sabatini

British Dictionary definitions for clash


  1. to make or cause to make a loud harsh sound, esp by striking together
  2. (intr) to be incompatible; conflict
  3. (intr) to engage together in conflict or contest
  4. (intr) (of dates or events) to coincide
  5. (intr) (of colours) to look ugly or inharmonious together
  1. a loud harsh noise
  2. a collision or conflict
  3. Scot gossip; tattle
Derived Formsclasher, nounclashingly, adverb

Word Origin for clash

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 clash

c.1500, "to make a loud, sharp sound," of imitative origin, or a blend of clap and crash. Cf. Dutch kletsen "splash, clash," German klatschen, Danish klaske "clash, knock about." Figurative sense, in reference to non-physical strife or battle, is first attested 1620s. Of things, "to come into collision," from 1650s; of colors, "to go badly together," first recorded 1894. Related: Clashed; clashing.


1510s, "sharp, loud noise of collision," from clash (v.). Especially of the noise of conflicting metal weapons. Meaning "hostile encounter" is from 1640s; meaning "conflict of opinions, etc." is from 1781.

Online Etymology Dictionary, © 2010 Douglas Harper