1. (noun)mail the bags of letters and packages that are transported by the postal service
2. (noun)mail, mail service, postal service, post the system whereby messages are transmitted via the post office "the mail handles billions of items every day"; "he works for the United States mail service"; "in England they call mail `the post'"
3. (noun)mail a conveyance that transports the letters and packages that are conveyed by the postal system
4. (noun)mail, post any particular collection of letters or packages that is delivered "your mail is on the table"; "is there any post for me?"; "she was opening her post"
5. (verb)chain mail, ring mail, mail, chain armor, chain armour, ring armor, ring armour (Middle Ages) flexible armor made of interlinked metal rings
6. (verb)mail, get off send via the postal service "I'll mail you the check tomorrow"
7. (verb)mail, post, send cause to be directed or transmitted to another place "send me your latest results"; "I'll mail you the paper when it's written"
Definitions of 'mail'
Webster 1913 Dictionary
1. (noun)mail a spot
2. (noun)mail a small piece of money; especially, an English silver half-penny of the time of Henry V
3. (noun)mail rent; tribute
4. (noun)mail a flexible fabric made of metal rings interlinked. It was used especially for defensive armor
5. (noun)mail hence generally, armor, or any defensive covering
6. (noun)mail a contrivance of interlinked rings, for rubbing off the loose hemp on lines and white cordage
7. (noun)mail any hard protective covering of an animal, as the scales and plates of reptiles, shell of a lobster, etc
8. (noun)mail a bag; a wallet
9. (noun)mail the bag or bags with the letters, papers, papers, or other matter contained therein, conveyed under public authority from one post office to another; the whole system of appliances used by government in the conveyance and delivery of mail matter
10. (noun)mail that which comes in the mail; letters, etc., received through the post office
11. (noun)mail a trunk, box, or bag, in which clothing, etc., may be carried
12. (verb)mail to arm with mail
13. (verb)mail to pinion
14. (verb)mail to deliver into the custody of the postoffice officials, or place in a government letter box, for transmission by mail; to post; as, to mail a letter
Definition of mail 
