Definitions
1.nounA person who tunes a piano or organ.
2.nounA device, electronic or mechanical, that helps a person tune a musical instrument by showing the deviation of the played pitch from the desired pitch.
3.nounOn a musical instrument, a peg or mechanical device that changes the tension, and hence pitch, of a string.
4.nounThe component of an audio system that receives radio broadcasts.
5.nounOne who sings or makes music.
6.noun(entertainment industry) A musical.