1. a person who trembles or shakes, especially from fear, cold, or nervousness
2. an electrical device that vibrates to make or break a circuit
Usage: technical

Examples

• The trembler stood nervously at the edge of the diving board.
• She was such a trembler during thunderstorms that she hid under blankets.
• The old man’s hands marked him as a trembler from years of illness.
• The mechanic replaced the faulty trembler in the ignition system.
• The trembler in the doorbell needed adjustment to work properly.