plural of registered mail

plural of chain mail

plural of play-by-mail

Third-person singular simple present indicative form of air mail

plural of air mail

A flexible defensive armor, made of a mesh of interlinked metal rings.

(sometimes collectively) A chain letter.

(sometimes attributive) A system for conducting elections in which voters receive and return ballots via the mail

(uncountable, networking) Email (the system). / (countable, dated) An email.

(Internet) A device or program that routes an e-mail to the correct destination.