—n. 1. a broad, flat, somewhat thick piece of stone, wood, or other solid material.
2. a thick slice of anything: a slab of bread. 3. a semifinished piece of iron or steel so rolled that its breadth is at least twice its thickness.
4. a rough outside piece cut from a log, as when sawing one into boards.
5. Baseball Slang.rubber (def. 14).
6. Building Trades.a section of concrete pavement or a concrete floor placed directly on the ground or on a base of gravel.
—v.t. 1. to make into a slab or slabs.
2. to cover or lay with slabs.
3. to cut the slabs or outside pieces from (a log).
4. to put on in slabs; cover thickly.
Pronunciation: (slab),[key] —adj.Scot and North Eng. thick; viscous.