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sailfish

noun sail·fish \ˈsāl-ˌfish\

Definition of SAILFISH

:  any of a genus (Istiophorus, especially I. platypterus) of billfishes having a very large dorsal fin

First Known Use of SAILFISH

1879
SAILFISHES Defined for Kids

sailfish

noun sail·fish \ˈsāl-ˌfish\

Definition of SAILFISH for Kids

:  a fish with a large fin like a sail on its back

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