慷慨 (kāng kǎi) is an adjective meaning 'generous'—especially in giving money, time, or support—and also conveys a sense of heroic boldness or impassioned fervor. The character 慷 suggests emotional openness and readiness, while 慨 implies deep feeling or spirited resolve; together, they evoke a noble, unstinting spirit. It’s commonly used to describe people, actions, or speeches that reflect selfless generosity or courageous conviction.

This word carries a formal, literary tone and appears frequently in written Chinese, speeches, news reports, and moral commentary—not everyday casual speech. While it can describe material generosity (e.g., donating funds), it often emphasizes moral courage or eloquent passion (e.g., a stirring, heartfelt speech). It’s rarely used for small favors or routine kindness; instead, it highlights magnitude, sincerity, and principle-driven action.