<p><strong>Noun</strong></p><ul><li>Letters, packages, etc., that are sent or delivered by means of a postal system.</li><li>A single collection of such letters, packages, etc., as sent or delivered.</li><li>A system, usually operated or supervised by the national government, for sending or delivering letters, packages, etc.; a postal system.</li><li>A train, boat, etc., as a carrier of postal matter.</li><li>Email (def).</li></ul><p><strong>Adjective</strong></p><ul><li>Of or relating to mail.</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>To send by mail, as by placing in a mailbox; transmit by a postal system.</li><li>To transmit by email.</li></ul><p><strong>Verb (used without object)</strong></p><ul><li>To be sent by a postal system: Tax forms are mailing today.</li><li>To transmit messages by email: We only mail to people who sign up on our website.</li></ul><p><strong>End of Response</strong></p>