jaguar (n.)youdaoicibaDictYouDict[jaguar 词源字典]
big cat of the Americas (Felis onca), c. 1600, from Portuguese jaguar, from Tupi jaguara, said to be a name "denoting any larger beast of prey" [Klein]. Also a type of British-made car; in this sense the abbreviation Jag is attested from 1959.[jaguar etymology, jaguar origin, 英语词源]