The definition of an e-mail is a message sent from one computer to another over the Internet, using a set webmail server address.
(noun)An example of an e-mail is a happy birthday message a person sends from their Yahoo account to their mom at her Gmail account.
E-mail is defined as to send a message to someone using their person webmail address.
(verb)An example of to e-mail is sending your mom a birthday message to her personal web address at gmail.com.
See e-mail in Webster's New World College Dictionary
noun
Origin: < e(lectronic) + mail
transitive verb, intransitive verb
See e-mail in American Heritage Dictionary 4
or e·mail also E-mail
nounOrigin:
Origin: e(lectronic) mail
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