A single performer or a passage that is to be performed by a single performer.See also soli. A piece, or section of music performed by one player, either alone or with an accompaniment.<br><br>Drum solo<br><br>1) A circuit in a console that allows just one channel (or several selected channels) to be heard or to reach the output. 2) In music, the instrument or segment where an instrument is the featured instrument for a short period, often playing a melody. 2) An original Copy Code (protective digital signal recorded with the digital audio bits) which was developed by Phillips to prevent making a digital copy of a copy made from a CD thereby helping prevent illegal bootlegging.