airmail

UK: /ˈɛə^rmeɪl/ US: /ˈɛrˌmeɪl/ ,(âr′māl′)

WordReference Random House Learner's Dictionary of American English © 2026

air•mail or air-mail/ˈɛrˌmeɪl/   n. 

[uncountable] Also, ˈair ˌmail. 
1. Stamps a system of sending mail by airplane.
2. Stamps the mail sent by this system:
   The only deliveries were airmail.

adj. [before a noun]

3. Stamps of or relating to airmail:
   airmail delivery.

adv. 

4. Stamps by airmail:
   to send letters airmail.

v. 

5. Stamps to send by airmail: [~ + object]
   airmailed the letters.
   [~ + object + to + object]
   airmailed the letters to us.
   [~ + object + object]
   airmailed us the letters.

WordReference Random House Unabridged Dictionary of American English © 2026

air•mail  (âr′māl′), n. 

1. Stamps the system, esp. a government postal system, of sending mail by airplane.
2. Stamps a letter, package, etc., sent by this system.
3. Stamps a stamp authorizing delivery of mail by this system.

adj. 

4. Stamps of or pertaining to airmail.

adv. 

5. Stamps by airmail:
   Send all overseas letters airmail.

v.t. 

6. Stamps to send via airmail:
   I airmailed the package yesterday.
   Also, air′-mail′. 

• air¹ + -mail¹ 1910–15

Collins Concise English Dictionary © HarperCollins Publishers::

airmail / ˈɛəˌmeɪl/ noun

1. the system of conveying mail by aircraft
2. mail conveyed by aircraft

adjective

1. of, used for, or concerned with airmail