Bass (surname) definition

(1) Having or denoting a low vocal or instrumental range

"A deep voice"

"A bass voice is lower than a baritone voice"

"A bass clarinet"

(2) Nontechnical name for any of numerous edible marine and freshwater spiny-finned fishes

(3) The member with the lowest range of a family of musical instruments

(4) The lowest part of the musical range

(5) The lowest adult male singing voice

(6) The lowest part in polyphonic music

(7) Any of various North American freshwater fish with lean flesh (especially of the genus Micropterus)

(8) The lean flesh of a saltwater fish of the family Serranidae

(9) An adult male singer with the lowest voice