a fine cord of twisted fibers (of cotton or silk or wool or nylon etc.) used in sewing and weaving | slang for sexual intercourse |
the raised helical rib going around a screw | a fastener with a tapered threaded shank and a slotted head |
the connections that link the various parts of an event or argument together | a propeller with several angled blades that rotates to push against water or air |
any long object resembling a thin line | a simple machine of the inclined-plane type consisting of a spirally threaded cylindrical rod that engages with a similarly threaded hole |
| someone who guards prisoners |