鑿死鉚子

凿死铆子
záosǐmǎozi
(dialect) stubborn; obstinate; inflexible

CEDICT

dialect

Entry Composition

1 鑿 záo
  1. (bound form) chisel
  2. to bore a hole; to chisel; to dig
  3. (literary) certain; authentic; irrefutable
  4. also pr. zuò
2 死 sǐ
  1. to die
  2. impassable
  3. uncrossable
  4. inflexible
  5. rigid
  6. extremely
  7. damned
3 鉚 mǎo
  1. to fasten with a rivet; to rivet
  2. to hammer in a rivet
  3. (coll.) to concentrate one's strength
4 子 zi noun suffix, as in 椅子 yǐzi "chair"