Webster's 1828 Dictionary
TRUSSING
ppr. Packing or binding closely.
Webster's 1913 Dictionary
TRUSSING
TRUSSING Truss "ing, n.
1. (Arch. & Engin. )
Defn: The timbers, etc. , which form a truss, taken collectively. Weale.
2. (Arch. & Engin. )
Defn: 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.
3. The act of a hawk, or other bird of prey, in seizing its quarry, and soaring with it into air. [Obs. ]