jock
noun /dʒɒk/
  /dʒɑːk/
- (North American English) a man or boy who plays a lot of sport- Her boyfriend’s a handsome jock, all brawn, no brains—you know the type.
 
- (North American English) a person who likes a particular activity- a computer jock
 
- (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.) compare shock jock
Word Originsenses 2 to 3 late 18th cent. (denoting a rider in horse races): abbreviation.