airmail

definition: a system of conveying mail by aircraft
example:
speech part: noun
synonyms: airpost
definition: letters and packages that are transported by aircraft
example:
speech part: noun
synonyms:
definition: to send or transport by airmail
example: Letters to Europe from the U.S. are best airmailed.
speech part: verb
synonyms:

airmail is explained and pronounced

How airmail is being used?