air mail

1. 1.

   mail that is sent by air transport

   Antonymssurface mail

   Broadermail

Questions about air mail

What does air mail mean?

air mail means "mail that is sent by air transport".

What is the opposite of air mail?

The recorded antonyms are surface mail.

Is air mail a common word?

air mail is banded "Uncommon" — turns up in careful writing rather than conversation. The band comes from how often the word appears in a large corpus of everyday English, not from an editor's impression.