n. In zoology and anat.: The scarf-skin or epidermis; the outermost layer of the skin, forming the general superficial integument or covering of the body (see cut under skin); by extension, any kind of epidermal or cuticular growths, as nails, claws, hoofs, horns, hair, feathers, etc.n. The outermost and very superficial integument in general, without reference to its exact nature; a pellicle; a skin, rind, or other investing structure.n. Some thick, tough membrane lining an internal organ: as, the cuticle of a fowl's gizzard.n. In infusorians, specifically, the cell-wall.n. 2. In botany, a continuous hyaline film covering the surface of a plant and formed of the cutinized outer surfaces of the epidermal cells. Sometimes used as equivalent to epidermis.n. A thin skin formed on the surface of liquor; a film or pellicle.