American English

Definition of mailbox noun from the Oxford Advanced American Dictionary

     

    mailbox

     noun
    noun
    NAmE//ˈmeɪlbɑks//
     
     
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  1. 1 a small box near the main door of a building or by the road, which mail is delivered to
  2. 2a public box, for example in the street, that you put letters into when you send them
  3. 3the area of a computer's memory where e-mail messages are stored
See the Oxford Advanced Learner's Dictionary entry: mailbox