Trembler

noun

Definitions

Noun
  1. 1
    One who, or that which, trembles.
  2. 2
    one who quakes and trembles with (or as with) fear wordnet
  3. 3
    Any of various New World passerine birds of the genus Cinclocerthia.
  4. 4
    The vibrating hammer, or spring contact piece of a hammer break, as of the electric ignition apparatus for an internal combustion engine.
  5. 5
    A kind of security alarm triggered by vibrations or shock waves.

Etymology

From tremble + -er.

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