%trussing%

n. 1. (Arch. & Engin.) The timbers, etc., which form a truss, taken collectively. Weale. [ 1913 Webster ]

2. (Arch. & Engin.) The art of stiffening or bracing a set of timbers, or the like, by putting in struts, ties, etc., till it has something of the character of a truss. [ 1913 Webster ]

3. The act of a hawk, or other bird of prey, in seizing its quarry, and soaring with it into air. [ Obs. ] [ 1913 Webster ]