1British an automatic vibrator for making and breaking an electric circuit, typically used as a fuse for an explosive device sensitive to physical disturbance.
2a songbird related to the thrashers, found in the Lesser Antilles and named from its habit of violent shaking.
Genera Cinclocerthia and Ramphocinclus, family Mimidae: three species
3 informal an earthquake.
trembler in other Oxford dictionaries
Definition of trembler in the US English dictionary