roadofficer
nounUK /ˈrəʊd ˌɒfɪsə/
US /ˈroʊd ˌɔːfɪsər/
A road officer is a person whose job is to keep people safe on the roads.
The road officer helped the children cross the busy street safely.
OTHER MEANINGS
2. A police officer who patrols roads and enforces traffic laws.
A road officer pulled over the speeding car.
3. A person who checks that vehicles and drivers follow road rules.
The road officer checked the truck's papers at the checkpoint.
4. A worker who manages traffic flow during roadworks or events.
A road officer waved the cars around the closed lane.