1. (p. pr. & vb. n.) of Floor.

2. (n.) A platform; the bottom of a room; a floor; pavement. See Floor.

3. (n.) Material for the construction of a floor or floors.

adobe ashlar base basement basis bearing wall bed bedding bedrock brick bricks and mortar carpet carpeting cement clinker concrete cover covering materials deck doormat drop cloth duckboards earth ferroconcrete firebrick flag flagstone floor floor covering floorboards fond footing foundation fundament fundamental ground ground cloth ground-sheet grounds groundwork hardpan lath and plaster masonry mat mortar parquet pave pavement paving paving material plasters prestressed concrete principle radical riprap rock bottom roofage roofing rudiment rug seat siding sill solid ground solid rock stereobate stone stylobate substratum substruction substructure surfacing terra firma tile tiling underbuilding undercarriage undergirding underpinning understruction understructure walling welcome mat