Noah Webster's New International Dictionary of the English Language
1. (n.) A continuous changing, as of a flowing stream; constant succession.
2. (n.) The setting in of the tide toward the shore, -- the ebb being called the reflux.
3. (n.) The state of being liquid through heat; fusion.
4. (n.) Any substance or mixture used to promote the fusion of metals or minerals, as alkalis, borax, lime, fluorite.
5. (n.) A fluid discharge from the bowels or other part; especially, an excessive and morbid discharge; as, the bloody flux or dysentery. See Bloody flux.
6. (n.) The matter thus discharged.
7. (n.) The quantity of a fluid that crosses a unit area of a given surface in a unit of time.
8. (n.) Flowing; unstable; inconstant; variable.
9. (v. t.) To affect, or bring to a certain state, by flux.
10. (v. t.) To cause to become fluid; to fuse.
11. (v. t.) To cause a discharge from; to purge.