Definition of make-and-break in English:

make-and-break

noun

  • A switch or other device in which electrical contact is automatically made and broken.

    • ‘The hammer type of make-and-break has given very good service.’
    • ‘Auto engines had much more horsepower per pound of weight, and though physically larger, they did not weigh much more than the make-and-breaks.’
    • ‘This sounded the death knell for the slow and heavy make-and-breaks.’