(in the US) a male police officer who walks or drives around an area to make sure that there is no trouble or crime （美国的）巡警 Patrolman Don Lilly 巡警唐 · 利利
(in Britain) a male official of an association for car owners who goes to give help to drivers who have a problem with their cars （英国汽车协会帮助车主解决困难的）公路巡查员，巡视员