Nouns

(n)bass1the lowest part of the musical range
(n)bass1, bass partthe lowest part in polyphonic music
(n)bass1, bassoan adult male singer with the lowest voice
(n)bass1, bass voice, bassothe lowest adult male singing voice
(n)bass1the member with the lowest range of a family of musical instruments
(n)sea bass, bass2the lean flesh of a saltwater fish of the family Serranidae
(n)freshwater bass, bass2any of various North American freshwater fish with lean flesh (especially of the genus Micropterus)
(n)bass2nontechnical name for any of numerous edible marine and freshwater spiny-finned fishes

Adjectives

(s)bass, deephaving or denoting a low vocal or instrumental range“a deep voice”, “a bass voice is lower than a baritone voice”, “a bass clarinet”