Deer

UK: /ˈdɪə^r/ US: /dɪr/ ,(dēr)

Inflections of 'deer' (n):

deer

npl

deers

npl (Less common)

WordReference Random House Learner's Dictionary of American English © 2026

deer /dɪr/   n. [countable] , pl. deer. 

1. Mammals any of several cud-chewing animals, the males of which usually have antlers.

WordReference Random House Unabridged Dictionary of American English © 2026

deer  (dēr), n., pl. deer, (occasionally) deers. 

1. any of several ruminants of the family Cervidae, most of the males of which have solid, deciduous antlers.
2. any of the smaller species of this family, as distinguished from the moose, elk, etc.

• bef. 900; Middle English der, Old English dēor beast; akin to Gothic dius beast, Old High German tior

Collins Concise English Dictionary © HarperCollins Publishers::

deer / dɪə/ noun (deer, deers)

1. any ruminant artiodactyl mammal of the family Cervidae, including reindeer, elk, muntjacs, and roe deer, typically having antlers in the male
   Related adjective(s): cervine
2. (in N Canada) another name for caribou

Etymology: Old English dēor beast; related to Old High German tior wild beast, Old Norse dӯr