1. extremely aggressive, violent, or intense

Examples

• The ferocious lion roared at the approaching hunters.
• She gave him a ferocious look when he interrupted her presentation.
• The storm brought ferocious winds that knocked down several trees.
• The team played with ferocious determination in the championship game.
• His ferocious appetite meant he could eat three hamburgers in one sitting.
• The ferocious debate lasted well into the night.