'crooner' definitions:

Definition of 'crooner'

From: WordNet
noun
A singer of popular ballads [syn: crooner, balladeer]

Definition of 'crooner'

From: GCIDE
  • crooner \croon"er\ n. a singer of popular ballads.
  • Syn: balladeer. [WordNet 1.5]

Synonyms of 'crooner'

From: Moby Thesaurus