Definitions for "Joist"
Keywords:  ceiling, girders, beam, timber, floor
A piece of timber laid horizontally, or nearly so, to which the planks of the floor, or the laths or furring strips of a ceiling, are nailed; -- called, according to its position or use, binding joist, bridging joist, ceiling joist, trimming joist, etc. See Illust. of Double-framed floor, under Double, a.
A secondary horizontal structural member, usually supported by a beam at each end, and itself supporting a floor, ceiling, or roof.
A usually horizontal, structural member used as a floor, decking, ceiling or roof framing member.
Keywords:  lintel, masonry
Lintel Masonry
Keywords:  furnish, fit
To fit or furnish with joists.