La"cing (?), n.
The act of securing, fastening, or tightening, with a lace or laces.
A lace; specifically Mach., a thong of thin leather for uniting the ends of belts.
A rope or line passing through eyelet holes in the edge of a sail or an awning to attach it to a yard, gaff, etc.
4. Bridge Building
A system of bracing bars, not crossing each other in the middle, connecting the channel bars of a compound strut.
© Webster 1913.