Any trench, channel, or groove, as in wood or metal.
A trench cut in the soil, as when plowed in order to plant a crop.
A deep wrinkle in the skin of the face, especially on the forehead.
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A musical instrument of the flute kind, originally made of the leg bone of an animal.
The inner and usually the larger of the two bones of the leg or hind limb below the knee, the shinbone
The third segment from the end of an arachnid's leg, between the patella and metatarsus.
The second segment from the end of an insect's leg, between the femur and tarsus.