quint kwint Your browser does not support the audio element. [ Latin ] Definition 1. The interval of a fifth. 2. A prefix to the name of some instruments indicating that they sound a fifth above or below the standard instrument such as the quintfagott. 3. An organ stop sounding at the fifth above the written note (the second overtone). Share Share on Facebook (opens in a new tab) Share on X (opens in a new tab) Last Updated: 2013-02-14 19:25:57