Sinker

1. n. In knitting machines, one of the thin plates, blades, or other devices, that depress the loops upon or between the needles.
2. n. One who, or that which, sinks.
3. n. A weight on something, as on a fish line, to sink it.

The word meanings were obtained from OPTED(The Online Plain Text English Dictionary), which is based on “The Project Gutenberg Etext of Webster’s Unabridged Dictionary” which is in turn based on the 1913 US Webster’s Unabridged Dictionary (See Project Gutenburg), as a text file.