clashPronunciation: /klaʃ/Translate clash | into French | into German | into Italian | into Spanish Definition of clash noun 1a violent confrontation:there have been minor clashes with security forces an incompatibility leading to disagreement:a personality clash British a sports fixture (used chiefly in journalism):the Euro 2000 clash between England and Germany 2a mismatch of colours:a clash of tweeds and a striped shirt 3an inconvenient coincidence of the timing of events or activities:it is hoped that clashes of dates will be avoided 4a loud jarring sound, as of metal objects being struck together:a clash of cymbals verb [no object] 1meet and come into violent conflict:protestors demanding self-rule clashed with police have a forceful disagreement:the prime minister clashed with other Commonwealth leaders be incompatible or at odds:his thriftiness clashed with Ross’s largesse British (in reference to sports teams) play a match (used chiefly in journalism):the two sides clashed in a goalless draw at Old Trafford in November 2(of colours) appear discordant or ugly when placed close to each other: (as adjective clashing)suits in clashing colours 3inconveniently occur at the same time:we play our home games when they do not clash with those of Liverpool or Everton 4 [with object] strike (cymbals) together, producing a loud discordant sound. Origin: early 16th century: imitativeclash in other Oxford dictionaries Definition of clash in the US English dictionary