the fanlike posterior appendage of crayfish and lobsters, consisting of a telson and two uropods, used for rapid backward propulsion.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2023
How to use tail fan in a sentence
When parked on the ground, the craft’s main rotor can spin while the tail fans are switched off, eliminating a deadly hazard for ground personnel.
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.The Hungry Stones And Other Stories | Rabindranath Tagore
There is our great elder brother and father, Eagle, he of the floating down and of the terraced tail-fan.Myths and Legends of California and the Old Southwest | Katharine Berry Judson
British Dictionary definitions for tail fan
the fanned structure at the hind end of a lobster or related crustacean, formed from the telson and uropods
Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012