To cut off the edge or corner of something.
To cut a groove in something.
An obtuse-angled relief or cut at an edge added for a finished appearance and to break sharp edges.
To cut one or more grooves in (the ground, etc.).
To wrinkle.
To pull one's brows or eyebrows together due to concentration, worry, etc.
A trench cut in the soil, as when plowed in order to plant a crop.
Any trench, channel, or groove, as in wood or metal.
A deep wrinkle in the skin of the face, especially on the forehead.