2. (n.) The act of securing, fastening, or tightening, with a lace or laces.
3. (n.) A lace; specifically (Mach.), a thong of thin leather for uniting the ends of belts.
4. (n.) 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.
5. (n.) A system of bracing bars, not crossing each other in the middle, connecting the channel bars of a compound strut.