n. The narrow edge of a hammer head. See peen.n. A division; a distinct piece, limited part, or compartment of any surface; a patch; hence, a square of a checkered or plaided pattern.n. One of the openings in a slashed garment, showing the bright colored silk, or the like, within; hence, the piece of colored or other stuff so shown.n. n. A compartment of a surface, or a flat space; hence, one side or face of a building.n. Especially, in modern use, the glass in one compartment of a window sash; a windowpane.n. In irrigating, a subdivision of an irrigated surface between a feeder and an outlet drain.n. n. One of the flat surfaces, or facets, of any object having several sides.n. One of the eight facets surrounding the table of a brilliant cut diamond.