A horizontal or transverse beam or similar member that extends across or perpendicular to something.
A bar or timber connecting two knightheads or two bitts; a timber over the windlass, with pins for belaying the running rigging.
Either of the vertical components that form the side of an opening in a wall, such as that of a door frame, window frame, or fireplace.
Synonym of jambeau (“piece of armor for the leg”).
Any thick mass of rock that prevents miners from following the lode or vein.
To fix or attach a jamb to.