The brow is the forehead or a prominent projection. Scripture uses the word for a stubborn forehead and for the prominent edge or slope of a hill.
Definition
The brow is the forehead or a prominent projection. It may describe a conspicuous, hard forehead or the projecting edge of a hill or other elevated landform.
Biblical Usage
Isaiah speaks figuratively of a brow of brass, describing conspicuous hardness. In Luke, Jesus was led to the brow of a hill, meaning its prominent projection.
Historical Background
The Greek word literally means eyebrow but was used in Greek literature for a prominent point or projection of land.
Historical Bible Dictionaries
International Standard Bible Encyclopedia (ISBE)
<p>brou: Is found in Isa 48:4, "thy brow brass" as the translation of metsch, meaning "to be clear," i.e. conspicuous. In Lu 4:29 "led him unto the brow of the hill" is the rendering of ophras, literally "the eyebrow," but used throughout Greek literature as any prominent point or projection of land (compare use of supercilium in Verg. Georg. i.108).</p>