From Longman Dictionary of Contemporary Englishcrazy pavingˌcrazy ˈpaving noun [uncountable] British English DLGpieces of stone of different shapes fitted together to make a path or flat area
Examples from the Corpus
crazy paving• Crazy choice Where is the best place to buy crazy paving and how is it laid?• From there the long straight pathway of decorative crazy paving led past the houses to a matching gate at the far end.• Outside in a triumph of properly-laid crazy paving pathways and terraces, to give several levels.• Mrs Maugham did not like crazy paving, because the stones worked loose, and she wanted it done in asphalt.• Similar in construction to ordinary paving, the popular crazy paving path or drive suffers the same problems.• The tension of the wire will secure the hooks against the crazy paving permanently.• The crazy paving slabs came up easily enough.• The worn crazy paving provides a soft and very unobtrusive backdrop. 