swellfish

[ swel-fish ]

noun

, plural (especially collectively) swell·fish, (especially referring to two or more kinds or species) swell·fish·es.

1. puffer ( def 2 ).

swellfish

/ ˈswɛlˌfɪʃ /

noun

1. See puffer
   a popular name for puffer

Word History and Origins

Origin of swellfish¹

An Americanism dating back to 1800–10; swell + fish