The song revolves around a woman who is deeply hurt and angry because of her partner's infidelity. Jade Bird questions her partner's loyalty, wondering when and how he made up his mind to cheat on her with another woman. The lyrics describe how her partner took off his tie, and her anger intensifies as she imagines the scene of their romantic encounter. The chorus reflects the woman's intense rage and disappointment. She cannot believe how her partner could betray her after everything they had been through together. The anger is so overpowering that it makes her body shake, and her mind slips away from her. Towards the end of the song, Jade Bird uses the metaphor of a fish caught on a wire to describe the woman's situation. She feels like she was baited by her partner's lies and alibis that reeled her into his trap. Although the woman recognizes that her partner has the right to live his life, she cannot help feeling furious at him for his betrayal. Overall, "Furious" is a powerful and emotional song that captures the intensity of a woman's anger and hurt after being betrayed by her partner.