Webster's Revised Unabridged Dictionary · 1913

Binding

Binding ({not transcribed}) , adjective

That binds; obligatory.
Collocations (2)
Binding beam (Architecture) , the main timber in double flooring.
Binding joist (Architecture) , the secondary timber in double-framed flooring.

Binding , noun

1.
The act or process of one who, or that which, binds.
2.
Anything that binds; a bandage; the cover of a book, or the cover with the sewing, etc.; something that secures the edge of cloth from raveling.
3.
(Nautical) The transoms, knees, beams, keelson, and other chief timbers used for connecting and strengthening the parts of a vessel.