idiot-proof
/ˈɪdɪətpruːf
/adjective informal
Incapable of going wrong or being misused: her easy, idiot-proof recipes have won her fans worldwide...
- From the pilot's point of view, it's the next thing to idiot-proof.
- You don't really need any IT know-how to do it; the instructions from various websites are idiot-proof.
- He reminds me of the old aphorism that if you try to make a product idiot-proof, the world will make a better idiot.