(US)a person in charge of horses or other livestock on a ranch (美)牧人,牧工 ■a person who trains and takes care of animals on a film set (电影制片现场的)驯兽师;动物饲养员
person engaging in a lengthy and complicated quarrel or dispute 吵架者,争吵者;争论者;争辩者
(at Cambridge University) a person placed in the first class of the mathematical tripos (剑桥大学)数学荣誉学位考试优胜者