(of land or earth) covered in long, narrow trenches formed by ploughing
furrowed fields
(of the forehead or face) marked with lines or wrinkles
he stroked his furrowed brow
make a rut, groove, or trail in (the ground or the surface of something)
gorges furrowing the deep-sea floor
John's face was furrowed with tears
(with reference to the forehead or face) mark or be marked with lines or wrinkles caused by frowning, anxiety, or concentration
a look of concern furrowed his brow
his brows furrowed in concentration