Definition of rest verb from the Oxford Advanced American Dictionary

     

    rest

     verb
    verb
    NAmE//rɛst//
     
    Verb Forms present simple I / you / we / they rest
     
    he / she / it rests
     
    past simple rested
     
    -ing form resting
     
     
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    relax
  1. 1[intransitive, transitive] to relax, sleep, or do nothing after a period of activity or illness; to not use a part of your body for some time The doctor told me to rest. I can rest easy (= stop worrying) knowing that she's safely home. (figurative) He won't rest (= will never be satisfied) until he finds her. rest something Rest your eyes every half an hour. see also rested
  2. support
  3. 2[transitive, intransitive] to support something by putting it on or against something; to be supported in this way rest something + adv./prep. Rest your head on my shoulder. He rested his chin in his hands. + adv./prep. His chin rested on his hands. Their bikes were resting against the wall.
  4. be left
  5. 3[intransitive] if you let a matter rest, you stop discussing it or dealing with it The matter cannot rest there—I intend to sue. And there the matter rested until an interested journalist uncovered the file.
  6. be buried
  7. 4[intransitive] + adv./prep. to be buried. People sayrestto avoid sayingbe buried. She rests beside her husband in the local cemetery. May he rest in peace. see also RIP
  8. Idioms
    breathe/rest easy
     
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    to relax and stop worrying You can rest easy—I'm not going to tell anyone.
    God rest his/her soul,God rest him/her(old-fashioned)(informal)
     
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    used to show respect when you are talking about someone who is dead
    rest assured (that…)(formal)
     
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    used to emphasize that what you say is true or will definitely happen You may rest assured that we will do all we can to find him.
      rest your case
       
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    1. 1I rest my case (sometimes humorous) used to say that you do not need to say any more about something because you think that you have proved your point
    2. 2 (law) used by lawyers in court to say that they have finished presenting their case The prosecution rests its case.
    rest/sit on your laurels(usually disapproving)
     
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    to feel so satisfied with what you have already achieved that you do not try to do any more
    Phrasal Verbsrest on/upon somebody/somethingrest on somethingrest with somebody (to do something)
See the Oxford Advanced Learner's Dictionary entry: rest