打天下

1. • to seize power
2. • to conquer the world
3. • to establish and expand a business
4. • to carve out a career for oneself

Character by character

• 打(dǎ)a semantically light, transitive verb that is combined with various grammatical objects to form compound verbs and verb-object phrases with a diverse range of meanings
• 天(tiān)day
• 下(xià)down