jockey (n.)youdaoicibaDictYouDict[jockey 词源字典]
1520s, "boy, fellow," originally a Scottish proper name, variant of Jack. The meaning "person who rides horses in races" first attested 1660s.[jockey etymology, jockey origin, 英语词源]
jockey (v.)youdaoicibaDictYouDict
1708, "trick, outwit, gain advantage," from jockey (n.) perhaps from its former additional sense of "horse trader" (1680s). Meaning "to ride a horse in a race" is from 1767. Related: Jockeyed; jockeying.