- a variety of mule deer, Odocoileus hemionus columbianus, of the western slope of the Rocky Mountains, having a tail that is black above.
Also blacktail deer [blak-teyl] /ˈblækˌteɪl/.
Origin of black-tailed deer
An Americanism dating back to 1800–10
Also called black·tail.
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
Examples from the Web for blacktail
Late in the afternoon they came on three blacktail (p. 183) deer.Roosevelt in the Bad Lands
As the hunters say, "The Blacktail hits only the high places in the landscape."Wild Animals at Home
Ernest Thompson Seton
She had killed dozens of blacktail, an elk or two, and more than once a bear.The Fighting Edge
William MacLeod Raine
The second game animal in point of abundance was the blacktail.Hunting in Many Lands
Blacktail deer were everywhere, but the wapiti remained invisible.The Wolves of God
- a variety of mule deer having a black tail