WordNet
n. feather growing from the tail (uropygium) of a bird
Usage examples of "tail feather".
Holes in the brim of the crown showed where each tail feather would have been set.
Of course, Alice's devices amounted to nothing more than Whippoorwill's plucked-out tail feather, and five small pieces from a jigsaw of London Zoo, which offered hardly any comfort at all (especially to the stomach).
The man leading them had a classic twin-tail feather bonnet fastened over a steel cap, and red-and-white chevrons painted on his face and leather breastplate.
She was back in minutes, having plucked a tail feather from a peacock crushed in the road.
Then a burst of fire in midair illuminated the dirty plates in front of them and, as they gave cries of shock, a scroll of parchment fell with a thud on to the table, accompanied by a single golden phoenix tail feather.
As it was, he hooked a tail feather, but the rest of the bird got away, dropping a large, white, hysterical opinion of the change on Dianas shoulder as it passed.
He had brought home an odd rock from that expedition, with the skull of a good-sized fish somehow pressed into it, and a long, white tail feather dropped by a snow eagle, and a piece of white stone as big as his hand that looked almost as if it had been carved into a man's ear.