breaker

break-er · noun

imported

Definitions

noun

  1. 1.

    A heavy sea wave that breaks into white foam on the shore or a reef.

  2. 2.

    A device that automatically interrupts an electrical circuit.

  3. 3.

    A person or thing that breaks something.

  4. 4.

    A machine for breaking up rocks or other materials.

Forms

plural: breakers

Phrases & expressions

  • circuit breaker — electrical safety device
  • ice breaker — ship designed to break through ice; also an activity to ease social tension
  • deal breaker — factor that prevents agreement
  • breakers ahead — warning of danger

Related words

See also: break, switch, wave
Synonyms: crusher, switch, wave

Etymology

From the verb "break" with the agentive suffix "-er," dating from the 15th century for the wave sense and later for mechanical devices.