idiot-proof

US /ˈɪd.i.ət.pruːf/
UK /ˈɪd.i.ət.pruːf/
"idiot-proof" picture
1.

idiotensicher, narrensicher

designed to be so simple to use that even a very stupid person cannot use it wrongly or damage it

:
The new software has an idiot-proof interface.
Die neue Software hat eine idiotensichere Benutzeroberfläche.
We need to make sure the instructions are completely idiot-proof.
Wir müssen sicherstellen, dass die Anweisungen absolut idiotensicher sind.