noun (1), often attributive
\ ˈmāl How to pronounce mail (audio) \

Definition of mail

 (Entry 1 of 4)

1a : material (such as letters and packages) sent or carried in a postal system sorting through the mail also : similar material distributed within an organization interoffice mail
c : a conveyance that transports mail
2 : a nation's postal system a letter sent through the mail often used in pluralpackages sent through the mails
3 chiefly Scotland : bag, wallet


mailed; mailing; mails

Definition of mail (Entry 2 of 4)

transitive verb

: to send by mail : post entry 4

Definition of mail (Entry 3 of 4)

1 : armor made of metal links or sometimes plates
2 : a hard enclosing covering of an animal (such as a tortoise)

Definition of mail (Entry 4 of 4)

chiefly Scotland

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Other Words from mail


mailability \ ˌmā-​lə-​ˈbi-​lə-​tē How to pronounce mailability (audio) \ noun
mailable \ ˈmā-​lə-​bəl How to pronounce mailable (audio) \ adjective

Noun (2)

mailed \ ˈmāld How to pronounce mailed (audio) \ adjective

Synonyms for mail

Synonyms: Verb

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Examples of mail in a Sentence

Verb if you don't mail that letter soon, it's going to arrive late

First Known Use of mail

Noun (1)

13th century, in the meaning defined at sense 3


1827, in the meaning defined above

Noun (2)

14th century, in the meaning defined at sense 1

Noun (3)

before the 12th century, in the meaning defined above

History and Etymology for mail

Noun (1)

Middle English male, from Anglo-French, of Germanic origin; akin to Old High German malaha bag

Noun (2)

Middle English maille metal link, mail, from Anglo-French, from Latin macula spot, mesh

Noun (3)

Middle English male, maille, from Old English māl agreement, pay, from Old Norse māl speech, agreement; akin to Old English mǣl speech

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Time Traveler for mail

Time Traveler

The first known use of mail was before the 12th century

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Statistics for mail

Cite this Entry

“Mail.” Dictionary, Merriam-Webster, Accessed 11 Aug. 2020.

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More Definitions for mail



English Language Learners Definition of mail

chiefly US : to send (something, such as a letter or package) by mail


\ ˈmāl How to pronounce mail (audio) \

Kids Definition of mail

 (Entry 1 of 3)

1 : letters and packages sent from one person to another through the post office
2 : the system used for sending and delivering letters and packages


mailed; mailing

Kids Definition of mail (Entry 2 of 3)

: to send letters and packages through the post office



Kids Definition of mail (Entry 3 of 3)

: a fabric made of metal rings linked together and used as armor

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More from Merriam-Webster on mail

Thesaurus: All synonyms and antonyms for mail

Rhyming Dictionary: Words that rhyme with mail

Spanish Central: Translation of mail

Nglish: Translation of mail for Spanish Speakers

Britannica English: Translation of mail for Arabic Speakers

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