British English a very large brown North American, European, and Asian animal with wide flathorns SYN moose American English.——朗文当代大辞典

American English a large North American deer.——朗文当代大辞典

The largest existing animal of the deer kind ( Alces malchis), inhabiting large portions of Northern Europe and of North America. The American variety is also called the moose n.2   (In quot. 1541   the name seems to be applied to some English species of deer.)——牛津当代大辞典  @en