Cobblestone

Origin

From Middle English kobilstane, from cobble (probably a diminutive of one of various words cob, presumed to stem from a Proto-Germanic root kubb- "something rounded") + Old English stan ("stone")

Full definition of cobblestone

Noun

1. A rounded stone from a river bed, fit for use as ballast in ships and for paving roads.

Synonyms

• cobble (as backformation)