crash-test
crash-test |kræʃ tɛst | ▶verb [ with obj. ] deliberately crash (a new vehicle ) under controlled conditions in order to evaluate and improve its ability to withstand impact. ▶noun ( crash test ) a test of this kind.
crash-test ▶verb [ with obj. ] deliberately crash (a new vehicle ) under controlled conditions in order to evaluate and improve its ability to withstand impact. ▶noun ( crash test ) an instance of crash-testing a vehicle.