Definitions

1. 1. not shaken by thunder (idiom)
2. 2. the arrangements are unalterable
3. 3. to adhere rigidly to regulations
4. 4. will go ahead whatever happens (of an arrangement or plan)
5. 5. unstoppable
6. 6. absolute
7. 7. imperative

Components

• 雷 Léi – surname Lei
• 打 dǎ – to beat
• 不动 bù dòng – motionless