air air Your browser does not support the audio element. [ English ] Definition 1. A short song, melody, or tune, with or without words; [English, air]; [English (old), ayre]; [French,air]; [German, Arie]; [Italian, aria]. 2. The upper voice or melody line of a harmonized composition. Share Share on Facebook (opens in a new tab) Share on X (opens in a new tab) Last Updated: 2016-04-29 13:16:39