1. (n.) A shelf on which articles may be laid; also, that which resembles such a shelf in form or use, as a projecting ridge or part, or a molding or edge in joinery.

2. (n.) A shelf, ridge, or reef, of rocks.

3. (n.) A layer or stratum.

4. (n.) A lode; a limited mass of rock bearing valuable mineral.

5. (n.) A piece of timber to support the deck, placed between beams.