n. 1. The act of securing, fastening, or tightening, with a lace or laces. [ 1913 Webster ]
2. A lace; specifically (Mach.), a thong of thin leather for uniting the ends of belts. [ 1913 Webster ]
3. (Naut.) 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. [ 1913 Webster ]
4. (Bridge Building) A system of bracing bars, not crossing each other in the middle, connecting the channel bars of a compound strut. Waddell. [ 1913 Webster ]
5. A quantity of a substance, such as an alcoholic liquor, added to a food or a drink; as, punch with a lacing of rum. [ PJC ]
6. A beating, especially with a lash. [ PJC ]