Definition of fingerfish in English:

fingerfish

noun

  • A small silvery fish with a deep laterally compressed body, occurring in warm inshore and estuarine waters and popular in aquaria.

    Also called moonfish

Origin

Late 18th century: from the genus name monodactylus, literally single finger.

Pronunciation:

fingerfish

/ˈfɪŋɡəfɪʃ/