Longman Dictionary of Contemporary English
The Collaborative International Dictionary
Bighorn \Big"horn`\, n. (Zo["o]l.) The Rocky Mountain sheep ( Ovis montana or Caprovis montana); called also bighorn sheep.
Wiktionary
n. A North American endangered species of wild sheep, ''Ovis canadensis''.
WordNet
Wikipedia
The bighorn sheep (Ovis canadensis) is a species of sheep native to North America named for its large horns. These horns can weigh up to , while the sheep themselves weigh up to . Recent genetic testing indicates three distinct subspecies of Ovis canadensis, one of which is endangered: O. c. sierrae. Sheep originally crossed to North America over the Bering land bridge from Siberia: the population in North America peaked in the millions, and the bighorn sheep entered into the mythology of Native Americans. By 1900, the population had crashed to several thousand, due to diseases introduced through European livestock and overhunting.
Usage examples of "bighorn sheep".
Sometimes he saw bighorn sheep watching him, their progress far surer than his across the rock.
He usually applied for a special elk and bighorn sheep permit, and such were the rules of the game within the various state agencies, that he was always granted a permit, and he always got his sheep or his elk.
Them lawyers and doctors are flying into Montana from the city and paying a thousand bucks a head to shoot bighorn sheep.
And the only ones he had seen were those of bighorn sheep and the odd twisting trail of a sidewinder.
Why the Asian mouflon sheep (ancestor of our domestic sheep), but not North American bighorn sheep?
It was against federal law to shoot feral burros, mules or bighorn sheep inside Death Valley National Monument, but the law was ignored by so-called weekend hunters, mostly from the Hollywood area, who commonly used crossbows instead of firearms because of the silence factor.
Yellowstone has lost all its wolves, mountain lions and white-tailed deer, and the numbers of beaver and bighorn sheep are greatly depleted.
Head thrown back, muscular neck bulging, the bighorn sheep stood on a dry, rocky ridge and sniffed the wind for danger.
Some deer a little way to the west, a bighorn sheep, out of sight in a stand of rock.
Now I sat within a dozen feet of a rock tank containing water, a place visited by bighorn sheep, coyotes, and other wildlife.
Willis once fired at some bighorn sheep, on a steep mountain-side.
The longest wall had been set aside for stuffed animal heads: a Cape buffalo, a bighorn sheep, a mule deer, a bull elk, a timber wolf and a Canadian lynx.
A pair of curling horns, like those of a bighorn sheep, curved around the sides of its head from the base of the horn.