- A gutter - Any long deep groove - Long, narrow trench - Narrow trench - A trench in the earth made by, or as by, a plow. - Any trench, channel, or groove, as in wood or metal; a
wrinkle on the face; as, the furrows of age. - To cut a furrow in; to make furrows in; to plow; as, to
furrow the ground or sea.