a very large grey animal with four legs, two tusks (=long curvedteeth) and a trunk (=long nose) that it can use to pick things up.——朗文当代大辞典

A huge quadruped of the Pachydermate order, having long curving ivory tusks, and a prehensile trunk or proboscis. Of several species once distributed over the world, including Britain, only two now exist, the African and Indian; the former is the largest of extant land animals, and the latter is often used as a beast of burden, and in war.——牛津当代大辞典  @en