noun the forehead; as, a feverish brow.
2. brow ·noun the general air of the countenance.
3. brow ·vt to bound to limit; to be at, or form, the edge of.
4. brow ·noun the hair that covers the brow (ridge over the eyes); the eyebrow.
5. brow ·noun the prominent ridge over the eye, with the hair that covers it, forming an arch above the orbit.
6. brow ·noun the edge or projecting upper part of a steep place; as, the brow of a precipice; the brow of a hill.