HyperDic: crossing_guard

English > 1 sense of the expression *crossing guard*:
NOUN	person	crossing guard	someone who helps people (especially children) at a traffic crossing

English > *crossing guard*: 1 sense > noun 1, person
Meaning	someone who helps people (especially children) at a traffic crossing.
Narrower	lollipop lady, lollipop woman	A woman hired to help children cross a road safely near a school
Broader	traffic cop	A policeman who controls the flow of automobile traffic