mailbox(redirected from Mailboxing)
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(on a computer) the directory in which e-mail messages are stored; also used of the icon that can be clicked to provide access to e-mails
A file belonging to a particular user on a particular computer in which received electronic mail messages are stored ready for the user to read them. A mailbox may be just an electronic mail address to which messages are sent and may not actually correspond to a file if the messages are processed automatically, e.g. a mail server or mailing list.