Abounding in fish; inhabited by fish: as, the fishy flood.Like fish; having a fish-like quality: as, a fishy taste or smell.Extravagant, as a story; dubious or incredible, like many stories told about fishing and fishes. Compare fish-story.Dull and expressionless, like the eye of a fish.Equivocal, unsafe, or unsound, as a speculation or a course of conduct: as, a fishy venture.Plucky; brave; sturdy and enduring; thorough and faithful in duty: as, fishy to the backbone; a fishy man.