American English

Definition of nod verb from the Oxford Advanced American Dictionary

      

    nod

     verb
    verb
    NAmE//nɑd//
     
    Verb Forms present simple I / you / we / they nod
     
    he / she / it nods
     
    past simple nodded
     
    -ing form nodding
     
     
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  1. 1[intransitive, transitive] if you nod or nod your head or if your head nods, you move your head up and down to show agreement, understanding, etc. I asked him if he would help me and he nodded. “Ready?” She nodded at me and we set off. Her head nodded in agreement. nod something He nodded his head sympathetically. She nodded approval.
  2. 2 [intransitive, transitive] to move your head down and up once to say hello to someone or to give them a sign to do something nod (to/at somebody) The president nodded to the crowd as he passed in the motorcade. nod to/at somebody to do something She nodded at him to begin speaking. nod something (to/at somebody) to nod a greeting
  3. 3[intransitive] + adv./prep. to move your head in the direction of someone or something to show that you are talking about them/it I asked where Steve was and she nodded in the direction of the kitchen. She nodded toward his suitcase. “Going somewhere?” she asked.
  4. 4[intransitive] to let your head fall forward when you are sleeping in a chair He sat nodding in front of the fire.
  5. Idioms
    have a nodding acquaintance with somebody/something
     
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    to only know someone or something slightly
    Phrasal Verbsnod off
See the Oxford Advanced Learner's Dictionary entry: nod