noun. ['ˈdʒɑːki'] someone employed to ride horses in horse races.
verb. comment on music to be played.
verb. ['ˈdʒɑːki'] defeat someone through trickery or deceit.
verb. ['ˈdʒɑːki'] ride a racehorse as a professional jockey.
noun. ['ˈdʒɑːki'] an operator of some vehicle or machine or apparatus.