Definition of kerb:

part of speech: noun

A frame, as of stones, laid round the brim of a well; a raised border of stones.

Usage examples:

• A genius of a different order, but a very fine one notwithstanding, and one which we can admire at a distance- on the kerb stones with our manuscripts under our arms, waiting for the genius's carriage to pass, before we cross to our publishers'. Frederick William Robinson in "Mattie:--A Stray (Vol 3 of 3)".

• Louie ascended; they couldn't stand on the kerb discussing points of precedence. Oliver Onions in "The Story of Louie".

• Without prejudice to her choice, Louie took a walk along Sutherland Place, and received an impression of a quiet street with milk- carts drawn up by the kerb and virginia creeper covering the houses with crimson. Oliver Onions in "The Story of Louie".