boomerang

1. N-COUNT A boomerang is a curved piece of wood that comes back to you if you throw it in the correct way. Boomerangs were first used by the people who were living in Australia when Europeans arrived there. 回旋飞标

2. V-I If a plan boomerangs, its result is not the one that was intended and is harmful to the person who made the plan. 使(计划者)自作自受

The trick boomeranged, though. 但是，这个诡计使人自作自受。

He risks defeat in the referendum that he called, but which threatens to boomerang against him. 他冒着失败的风险呼吁全民投票，但这很可能会使他面临自作自受的危险。