Definition of churn verb from the Oxford Advanced Learner's Dictionary

     

    churn

     verb
    verb
    BrE BrE//tʃɜːn//
     
    ; NAmE NAmE//tʃɜːrn//
     
    Verb Forms present simple I / you / we / they churn
    BrE BrE//tʃɜːn//
     
    ; NAmE NAmE//tʃɜːrn//
     
    he / she / it churns
    BrE BrE//tʃɜːnz//
     
    ; NAmE NAmE//tʃɜːrnz//
     
    past simple churned
    BrE BrE//tʃɜːnd//
     
    ; NAmE NAmE//tʃɜːrnd//
     
    past participle churned
    BrE BrE//tʃɜːnd//
     
    ; NAmE NAmE//tʃɜːrnd//
     
    -ing form churning
    BrE BrE//ˈtʃɜːnɪŋ//
     
    ; NAmE NAmE//ˈtʃɜːrnɪŋ//
     
    Disgust, Fear
     
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  1. 1[intransitive, transitive] if water, mud, etc. churns, or if something churns it (up), it moves or is moved around violently churn (up) The water churned beneath the huge ship. churn something (up) Vast crowds had churned the field into a sea of mud.
  2. 2[intransitive, transitive] churn (something) if your stomach churns or if something churns your stomach, you feel a strong, unpleasant feeling of worry, disgust or fear My stomach churned as the names were read out. See related entries: Disgust, Fear
  3. 3[intransitive, transitive] churn (somebody) (up) to feel or to make somebody feel upset or emotionally confused Conflicting emotions churned inside him.
  4. 4[transitive] churn something to turn and stir milk in a special container in order to make butter
  5. Word Origin Old English cyrin, of Germanic origin; related to Middle Low German kerne and Old Norse kirna. Phrasal Verbschurn somethingout
See the Oxford Advanced American Dictionary entry: churn