A system for transferring messages from one computer to another, usually through a network.
A message sent through an email system.
An email address.
A quantity of messages sent through an email system.
To send (something) through email.
To send, or compose and send, an email or emails.
To send an email or emails to.
Such a file transfer.
To transfer data to a computer on a network, especially to a server on the Internet.