Other spellings email Pronunciation (UK) IPA (key): /ˈiːmeɪl/ (US) IPA (key): /ˈiˌmeɪl/ Audio (US)(file) Audio (UK)(file) Noun Singular e-mail Plural e-mails (uncountable) E-mail is a system where people can send a message from one computer to another/some others. I have a new e-mail in my inbox. (countable) An e-mail is a mail sent through such system. Wikiwand - on Seamless Wikipedia browsing. On steroids.Remove ads