1. (n.) A raftsman.

2. (n.) Originally, any rough and somewhat heavy piece of timber. Now, commonly, one of the timbers of a roof which are put on sloping, according to the inclination of the roof.

3. (v. t.) To make into rafters, as timber.

4. (v. t.) To furnish with rafters, as a house.

5. (v. t.) To plow so as to turn the grass side of each furrow upon an unplowed ridge; to ridge.

H beam I beam angle rafter balk batten boom box girder breastsummer corbel crossbeam crosstie footing beam girder hammer beam hip rafter joist lattice girder lintel plate girder ridge strut ridgepole sill sleeper sprit stringpiece strut stud studding summer summertree tie tie beam transom transverse trave traverse truss truss beam