deer

noun

plural deer also deers
1
: any of various slender-legged, even-toed, ruminant mammals (family Cervidae, the deer family) having usually brownish fur and deciduous antlers borne by the males of nearly all and by the females only of the caribou : cervid
2
archaic : animal
especially : a small mammal
deerlike adjective

Did you know?

The meaning of a word often develops from the general to the specific. For instance, deer is used in modern English to mean several related forms of an animal species, including white-tailed deer, mule deer, elk, and moose. The Old English deor, however, could refer to any animal, tame or wild, or to wild animals in general. In time, deer came to be used only for wild animals that were hunted, and then for the red deer, once widely hunted in England. From that usage the term has spread to related animals, becoming somewhat more general again.

Examples of deer in a Sentence

Recent Examples on the Web
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The only way to positively identify chronic wasting disease in deer is through laboratory testing of deer lymph node or brain stem tissue. Stephen Underwood, Hartford Courant, 28 Apr. 2026 These deer-resistant plants thrive in moist, well-draining soil and full to partial sunlight. Madeline Buiano, Martha Stewart, 27 Apr. 2026 Plant tulips in a fenced area if deer are a problem. Andy Wilcox, Better Homes & Gardens, 27 Apr. 2026 According to Hancock, hostas are beloved by deer, so planting deer-resistant varieties, like lungwort, can prevent your hostas from become a tasty snack while also adding beauty and interest to your yard. Patricia Shannon, Southern Living, 25 Apr. 2026 See All Example Sentences for deer

Word History

Etymology

Middle English, deer, animal, from Old English dēor beast; akin to Old High German tior wild animal, Lithuanian dvasia breath, spirit

First Known Use

before the 12th century, in the meaning defined at sense 1

Time Traveler
The first known use of deer was before the 12th century

Browse Nearby Words

Cite this Entry

“Deer.” Merriam-Webster.com Dictionary, Merriam-Webster, https://www.merriam-webster.com/dictionary/deer. Accessed 2 May. 2026.

Kids Definition

deer

noun
plural deer
: any of a family of cloven-hoofed cud-chewing mammals (as an elk, a caribou, or a white-tailed deer) of which the males of almost all species have antlers while the females of only a few species do
Etymology

Old English dēor "wild animal, beast"

Word Origin
The meaning of a word often develops from the general to the specific. For instance, deer is used in modern English to mean several related forms, including white-tailed deer, mule deer, elk, and moose. The Old English dēor, however, could refer to any animal, tame or wild, or to wild animals in general. In time, deer came to be used only for wild animals that were hunted and then for the red deer, once widely hunted in England. From that usage the term has spread to related animals, becoming somewhat more general again.

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