stopbuttons
nounUK /ˈstɒpˌbʌtənz/
US /ˈstɑːpˌbʌtənz/
Stopbuttons are buttons you press to make a machine stop.
Press one of the stopbuttons if the machine starts to shake.
OTHER MEANINGS
2. The red buttons on a bus or train that signal the driver to stop at the next station.
She pressed one of the stopbuttons so the bus would let her off.
3. Buttons in a video game or app that pause or end the current action.
The game's stopbuttons are in the top corner of the screen.
4. Physical buttons on an elevator that halt its movement in an emergency.
The elevator's stopbuttons are behind a small glass cover.