From Longman Dictionary of Contemporary Englishpush-buttonˈpush-button adjective [only before noun] SWITCH ON OR OFFoperated by pressing a button with your finger a push-button telephone
Examples from the Corpus
push-button• If you have a push-button phone, you can choose your reading by pressing any number from 1-78.• a push-button phone• the push-button piloting of a ship• High railings guarded the small courtyard gardens, the gates of which were usually protected by push-button security-code entry locks.• An ordinary push-button switch triggers the monostable whose output goes from Logic 0 to 1.• An ordinary push-button switch usually produces several pulses instead of one.• Fibre-optic communications, push-button telephones and microcomputers won't stop the country from literally collapsing around our ears.• When I was born, we had telephones-we even had push-button telephones.• For a start, it is the only tractor on the market with an electronic push-button throttle.• push-button warfare 