the.com/sidewalk
a public stage where everyone walks like nobody's watching, except everyone is
means the paved path along the side of a street, set aside for people on foot.
from Exactly what it says on the tin: a compound of "side" and "walk," naming the walk that runs along the side of the road. It's the standard American word; the British went a different way with "pavement" (literally the paved part) and "footpath." "Walk" here is the old sense of a path made or kept for walking — the same use you see in a garden walk or a boardwalk.
chalk theoryHopscotch grids predate the Roman Empire's roads
crack mythStepping on cracks broke zero recorded maternal spines
gum censusCities spend millions blasting hardened chewing gum off concrete
heat trapSurface can hit 145F, hot enough to burn paws
first oneAncient Pompeii had raised pedestrian paths with stepping stones