bajo

noun
  1. A stringed musical instrument, similar to a guitar, used in Latin American music, especially in Mexico. noun
    The musician played the bajo with great skill during the performance.
    She learned to play the bajo to accompany her singing.
  2. A term used in music to refer to the bass part or the lowest part in a musical composition. noun
    The bajo provided a deep, resonant sound that complemented the melody.
    In the choir, he sang the bajo part, adding depth to the harmony.