fierce -
adj. (
fiercer,
fiercest)
1 vehemently aggressive or frightening in
temper or action,
violent.
2 eager, intense, ardent.
3 unpleasantly strong or intense; uncontrolled (
fierce heat).
4 (of a mechanism) not smooth or easy in action.
fiercely adv. fierceness n. [ME f. AF fers, OF fiers fier proud f. L ferus savage]