n.a woman hired to help children cross a road safely near a school
同义词：lollipop woman
英汉双解大词典
lollipop man(alsolollipoplady)
1.
N（名词）
(in Britain) a person who stops traffic by holding up a circular sign on a pole to allow children to cross a road safely (在英国)棒棒糖人; 手持车辆暂停示意牌以便让孩子安全通过马路的人 (Official name school crossing patrol)