What does 'a raging lion' mean as a metaphor?

The metaphor "a raging lion" typically symbolizes intense anger, power, or a fierce presence. It evokes the image of a lion, known for its strength and dominance, in a state of uncontrollable fury. This phrase can represent someone or something that poses a significant threat or challenge, suggesting that the subject is both formidable and unpredictable in their emotional state.