flagstone(redirected from flagstoned)
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1. A flat slab of stone used as a paving material.
2. An evenly layered sedimentary rock that can be split into paving stones.
1. (Geological Science) a hard fine-textured rock, such as a sandstone or shale, that can be split up into slabs for paving
2. (Building) a slab of such a rock
[C15 flag (in the sense: sod, turf), from Old Norse flaga slab; compare Old English flæcg plaster, poultice]
a stone slab used for paving.