Real Dictionary

moose
countable noun: A moose is a large type of deer. Moose have big flat horns called antlers and are found in Northern Europe, Asia, and North America. Some British speakers use moose to refer to the North American variety of this animal, and elk to refer to the European an

moose in American English
a deer (Alces alces) of N regions, the male of which has huge spatulate antlers and weighs up to 815 kg ( c. 1,800 lb): it is the largest of the deer family
noun: a large, long-headed mammal, Alces alces, of the deer family, having circumpolar distribution in the Northern Hemisphere, the male of which has enormous palmate antlers

moose in British English
noun: a large North American deer, Alces alces, having large flattened palmate antlers: also occurs in Europe and Asia where it is called an elk