a quiet place, for example a step, where a child has to stay for a short period of time as a punishment for behaving badly 淘气角（孩子因顽皮受罚的地方，如楼梯处） He wouldn’t stop shouting so she made him sit on the naughty step until he had calmed down. 他一直大喊大叫，她就罚他坐在淘气角直到安静下来。 - (figurative)
The MP is now on the naughty step for leaking confidential information to the press. 这名议员向新闻界泄露了机密，正被罚思过呢。