Trem·ble v. i. [imp. & p. p. Trembled p. pr. & vb. n. Trembling ]
  1. To shake involuntarily, as with fear, cold, or weakness; to quake; to quiver; to shiver; to shudder; -- said of a person or an animal.
     I tremble still with fear.   --Shak.
     Frighted Turnus trembled as he spoke.   --Dryden.
  2. To totter; to shake; -- said of a thing.
  The Mount of Sinai, whose gray top
  Shall tremble.   --Milton.
  3. To quaver or shake, as sound; to be tremulous; as the voice trembles.