When the manager refused his request, he spat the dummy and stormed out.

Late at night, he would often beat the dummy in the privacy of his apartment.

We need to dummy-proof the new user interface so that even nontechnical customers can complete purchases without help.

The new router is completely dummy-proof, so even my technophobic aunt can set it up in minutes.

She dummy-proofs the new interface to prevent user errors.

The team is dummy-proofing the new payment portal to prevent user errors before launch.

They dummy-proofed the new thermostat so elderly residents could use it safely.

We will place several dummy boards alongside the real circuits to test heat dissipation during the prototype run.

The dashboard's dummy light started blinking, but the mechanic said it was just a loose connection, not a serious problem.

The technician installed dummy lights on the control panel to test the circuit without powering the real indicators.