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

2. (n.) The act of covering with a roof.

3. (n.) The materials of which a roof is composed; materials for a roof.

4. (n.) Hence, the roof itself; figuratively, shelter.

5. (n.) The wedging, as of a horse or car, against the top of an underground passage.

adobe ashlar brick bricks and mortar ceiling cement clinker concrete covering materials eaves ferroconcrete firebrick flag flagstone flooring housetop lantern lath and plaster masonry mortar overhead pavement paving paving material penthouse plafond plasters prestressed concrete ridgepole roof roof garden roof-deck roofage roofpole rooftop rooftree shingles siding skylight slates stone tile tiles tiling top walling