[f. CROON v. + -ER.] One who croons. In Sc. a name for a fish, the Grey Gurnard (Trigla gurnardus), from the noise it makes when landed.
1808. in Jamieson.
1838. Proc. Berw. Nat. Club, I. 170. Trigla gurnardus the Gurnett or Crooner.
1884. G. H. Boughton, in Harpers Mag., Dec., 73/1. We discovered each otherthe crooner and I.