blue-eye

noun

1

: an Australian honeyeater (Entomyzon cyanotis)

2

: a small Australian silversides (Pseudomugil signifer) used locally in mosquito control and widely known as an aquarium fish

3

: a faulty or defective eye of a horse

especially : walleye

4

: a disease of Indian corn caused by fungi of the genus Penicillium and characterized by a rotting and darkening of the germ often after harvesting

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