Origin of make-and-break
Examples from the Web for make-and-break
The same method of inspection is adopted with the make-and-break apparatus of an electric magneto.Gas-Engines and Producer-Gas Plants|R. E. Mathot
The up-and-down movement serves as a make-and-break for the circuit.Practical Cinematography and Its Applications|Frederick Arthur Ambrose Talbot
Make-and-break points, on the other hand, were unaffected by excess oil in the cylinder.
Ignition was make-and-break and the inlet valves were mechanically actuated.
If they be connected in series, one or the other should have its make-and-break contact closed.The Boy Mechanic, Book 2|Various