stringed instrument a musical instrument in which taut strings provide the source of sound
forte-piano,
pianoforte,
piano a keyboard instrument that is played by depressing keys that cause hammers to strike tuned strings and produce sounds
music musical activity (singing or whistling etc.); "his music was his central interest"
sounding board -
a person whose reactions to something serve as an indication of its acceptability; "I would use newspapermen as a sounding board for such policies"