the edge of the raised path at the side of a road, usually made of long pieces of stone The bus mounted the kerb (= went onto the pavement / sidewalk) and hit a tree. See related entries: Features of roads Word Origin mid 17th cent. (denoting a raised border or frame): variant of curb.Extra examples He stepped off the kerb without looking and was hit by a bike. I parked at the kerb and waited. The car mounted the kerb and knocked over a pedestrian. The car pulled away from the kerb. They stood on the kerb waiting to cross the road.