tail fan

noun

, Zoology.

the fanlike posterior appendage of crayfish and lobsters, consisting of a telson and two uropods, used for rapid backward propulsion.

tail fan

the fanned structure at the hind end of a lobster or related crustacean, formed from the telson and uropods

First recorded in 1890–95

I felt myself getting very hot with a heat that a turkey-tail fan could not allay.

She unbent at his courtly, old-fashioned compliments, and I distinctly saw her tap him playfully with her turkey-tail fan.

She was indignantly waving her turkey-tail fan, and such an expression of disgust I have never seen on a human countenance.

The princess stood behind with the peacock-tail fan in her hand.

There is our great elder brother and father, Eagle, he of the floating down and of the terraced tail-fan.

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