mule deer

noun

: a long-eared deer (Odocoileus hemionus) of western North America that is larger and more heavily built than the white-tailed deer

Illustration of mule deer

Illustration of mule deer

Examples of mule deer in a Sentence

Recent Examples on the Web
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This means the landscape provides critical migration routes for species like elk, mule deer, bears, moose, and bobcats—thus allowing for exceptional wildlife sightings in the spring and fall that rival Yellowstone National Park. Condé Nast, Condé Nast Traveler, 9 Jan. 2026 Located in Encinitas, the reserve encompasses 979 acres and is home to several wildlife species, including the mule deer. Maura Fox, San Diego Union-Tribune, 25 Dec. 2025 These and other species (like mule deer) prefer wide open overpasses — as opposed to the long and narrow underpasses preferred by mountain lions and black bears. Dac Collins, Outdoor Life, 18 Dec. 2025 Creatures people see regularly include bobcats, gray foxes, mule deer, coyotes, reptiles (though not in winter), and collared peccaries, which resemble small pigs and travel around in little family groups eating cacti. Carrie Dennis, Travel + Leisure, 4 Dec. 2025 See All Example Sentences for mule deer

Word History

First Known Use

1805, in the meaning defined above

Time Traveler
The first known use of mule deer was in 1805

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Cite this Entry

“Mule deer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/mule%20deer. Accessed 18 Jan. 2026.

Kids Definition

mule deer

noun
: a long-eared deer of western North America that is larger and more heavily built than the white-tailed deer

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