n. The act of flowing; a flowing, as of a fluid; flow in general, but now most commonly an occasional flow; an outpouring or effusion of anything.n. Hence Continual change; the mode of being of that which is instantaneous, ceasing to exist as soon as it begins to exist.n. In pathology, a morbid or abnormal issue or discharge of matter, as blood, mucus, or pus, from any mucous surface of the internal vessels or viscera: as, the bloody flux (dysentery).n. Matter which is discharged in a flux; defluxion; excrement.n. A flowing together; concourse; confluence.n. Fusion; conversion to a liquid state by the operation of heat.n. In metallurgy, any substance or mixture used to promote the fusion of metals or minerals, as alkalis, borax, tartar, and other saline matter, or, in large operations, limestone or fluor-spar.n. In mathematics, a vector which is referred to a unit of area.Flowing; changing; inconstant; variable.To flood; overflow.In medicine, to cause a flux or evacuation from; salivate; purge.To clear or clean out by or as if by an evacuation; relieve by purging, literally or figuratively.To melt; fuse; make fluid.To flow or change.n. Continuous motion.n. In enameling, a colorless vitreous base, composed of silica mixed with minium or red lead and potash or carbonate of soda. See fondant, 2.n. In botany, the slimy exudation from wounds in the bark of various trees.