- (North American English)
a man or boy who plays a lot of sport 男运动员；爱好体育的男子（或男孩） Her boyfriend’s a handsome jock, all brawn, no brains—you know the type. 她的男友帅气，爱运动，你知道的，就是四肢发达、头脑简单的那类。
- (North American English)
a person who likes a particular activity 热衷于…的人；爱好者 a computer jock 电脑迷
- (informal)
a disc jockey (= a person whose job is to introduce and play recorded popular music, on radio or television or at a club, party, etc.) 爵士乐： 唱片骑师的
Word Originsenses 2 to 3 late 18th cent. (denoting a rider in horse races): abbreviation.