brow

American Heritage® Dictionary of the English Language, Fourth Edition

1. n. The superciliary ridge over the eyes.
2. n. The eyebrow.
3. n. The forehead.
4. n. A facial expression; countenance: "Speak you this with a sad brow?” ( Shakespeare).
5. n. The projecting upper edge of a steep place: the brow of a hill.

Century Dictionary and Cyclopedia

1. n. The prominent ridge over the eye, forming an arch above the orbit.
2. n. The arch of hair over the eye; the eyebrow.
3. n. The forehead.
4. n. The general expression of the countenance.
5. n. In entomology, that part of an insect's head which lies between the clypeus and the vertex, generally just above the antennæ.
6. n. The edge of a steep place; the upper portion of a slope: as, “the brow of the hill,” Luke iv. 29.
7. n. In England, a fringe of coppice adjoining the hedge of a field.
8. n. In coal-mining, an underground roadway leading to a working-place, driven either to the rise or to the dip.
9. n. Nautical, an old name for an inclined plane of planks from the shore or the ground to a ship, to facilitate entry and exit. In this sense also spelled brough.
10. n. In a saw-mill, an incline up which logs are drawn to be sawed.
11. n. View; opinion: in the phrases an ill brow, an unfavorable opinion; nae brow, no good opinion.
12. To form a brow or elevated border to.

Wiktionary

1. n. The ridge over the eyes; the eyebrow (Wikipedia).
2. n. The first tine of an antler's beam.
3. n. The forehead (Wikipedia).
4. n. The projecting upper edge of a steep place such as a hill.
5. n. nautical The gangway from ship to shore when a ship is lying alongside a quay.
6. n. nautical The hinged part of a landing craft or ferry which is lowered to form a landing platform; a ramp.
7. v. To bound or limit; to be at, or form, the edge of.

GNU Webster's 1913

1. n. The prominent ridge over the eye, with the hair that covers it, forming an arch above the orbit.
2. n. The hair that covers the brow (ridge over the eyes); the eyebrow.
3. n. The forehead.
4. n. The general air of the countenance.
5. n. The edge or projecting upper part of a steep place.
6. v. rare To bound to limit; to be at, or form, the edge of.

WordNet 3.0

1. n. the part of the face above the eyes
2. n. the arch of hair above each eye
3. n. the peak of a hill