tiger swallowtail

noun

Definition of tiger swallowtail

: a large widely distributed swallowtail (Papilio glaucus) of eastern North America that in the male is largely yellow with black margins and black stripes on the wings and in the female is usually similarly marked in the north but is very often all or mostly black in the south; also : any of several closely related black and yellow swallowtails (such as P. rutulus of western North America)

First Known Use of tiger swallowtail

1889

in the meaning defined above

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