The meaning of FURIOUS is exhibiting or goaded by anger. How to use furious in a sentence. Definitions and Meaning in English Furious (adjective): Extremely angry; full of rage or wrath. Furious: Characterized by intense energy, activity, or speed. History and Origin The word “furi… If you've ever been so angry you'd swear you felt your blood boiling, you could reasonably say that you were furious. The word basically means "full of fury," so you get the picture. FURIOUS meaning: 1. extremely angry: 2. using a lot of effort or strength: 3. extremely angry: . Learn more.