What is the meaning of bass?

noun

• The lowest part of the musical range.
• The lowest part in polyphonic music.
  • synonyms: bass part
• An adult male singer with the lowest voice.
  • synonyms: basso
• The lean flesh of a saltwater fish of the family Serranidae.
  • synonyms: sea bass
• Any of various North American freshwater fish with lean flesh (especially of the genus Micropterus.
  • synonyms: freshwater bass
• The lowest adult male singing voice.
  • synonyms: bass voice, basso
• The member with the lowest range of a family of musical instruments.
• Nontechnical name for any of numerous edible marine and freshwater spiny-finned fishes.

adjective

• Having or denoting a low vocal or instrumental range.
  • usage: "a deep voice"; "a bass voice is lower than a baritone voice"; "a bass clarinet"
  • synonyms: deep