JAMB, n. Among the lead miners of Mendip, a thick bed of stone which hinders them when pursuing the veins of ore.
JAMB, n. jam. In architecture, a supporter; the side-piece or post of a door; the side-piece of a fireplace.
JAMB, n. [jam; Fr. jambe, a leg; jambes de force, a corbel or pier; It. gamba, a leg; gambo, a stem or stalk.]
- In architecture, a supporter; the side-piece or post of a door; the side-piece of a fire-place.
- A pillar to support the superior parts of a building. – Elmes.
- The vertical side of any
opening, as a door or fireplace; hence, less properly, any narrow
vertical surface of wall, as the of a chimney-breast or of a pier, as
distinguished from its face.
- See Jam,
- Any thick mass of rock
which prevents miners from following the lode or vein.