闷雷

悶雷
mènléi
  1. muffled thunder
  2. (fig.) sudden shock
  3. blow

CEDICT

Entry Composition

1 闷 mèn
  1. bored
  2. depressed
  3. melancholy
  4. sealed
  5. airtight
  6. tightly closed
2 雷 léi
  1. thunder
  2. (bound form) (military) mine, as in 地雷 dìléi land mine
  3. (coll.) to shock; to stun; to astound
  4. (Tw) (coll.) spoiler
  5. (Tw) (coll.) to reveal plot details to (sb)