Definition of squaretail in US English:

squaretail

noun

  • A fish of warm seas which has a slender cylindrical body and long tail, the base of which is square in cross section.

    Family Tetragonuridae and genus Tetragonurus: several species

    • ‘The Smalleye Squaretail is recognised by its distinctive jaws, scalation and body form.’

Pronunciation

squaretail

/ˈskwertāl/