noun a wrinkle, plait, or curl; a flounce;
also, a frown.
2. frounce ·noun an affection in hawks, in which white spittle gathers about the hawk's bill.
3. frounce ·vi to form wrinkles in the forehead; to manifest displeasure; to frown.
4. frounce ·vi to gather into or adorn with plaits, as a dress; to form wrinkles in or upon; to curl or frizzle, as the hair.