American English

Definition of jar verb from the Oxford Advanced American Dictionary



    Verb Forms present simple I / you / we / they jar
    he / she / it jars
    past simple jarred
    -ing form jarring
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  1. 1[transitive, intransitive] to give or receive a sudden, sharp, painful knock jar something The jolt seemed to jar every bone in her body. jar (something) (on something) The spade jarred on something metal.
  2. 2[intransitive, transitive] jar (on something) jar (something) to have an unpleasant or annoying effect synonym grate His constant complaining was beginning to jar on her nerves. There was a jarring note of triumph in his voice.
  3. 3[intransitive] jar (with something) to be different from something in a strange or unpleasant way synonym clash Her brown shoes jarred with the rest of the outfit. The only jarring note was the cheap modern furniture.
See the Oxford Advanced Learner's Dictionary entry: jar