Meaning

noun someone employed to ride horses in horse races

noun an operator of some vehicle or machine or apparatus

verb defeat someone through trickery or deceit

originEtymology tree Middle English Jackin Middle English Jankyn English Jack English Jock English jock Old English -iġ Middle English -y English -y ▲ English -y ▲ Scots -ieinflu. English -ie English -ey English jockey The word is by origin a diminutive of jock, the Northern English or Scots colloquial equivalent of the first name John, which is also used generically for "boy" or "fellow" (compare…

Etymology from Wiktionary, CC BY-SA 3.0