Verb
put a lid on (third-person singular simple present puts a lid on, present participle putting a lid on, simple past and past participle put a lid on)
To get under control, to prevent (something) from increasing or becoming more of a problem.
Synonyms: put the kibosh on, put a stop to, put an end to, put paid to, put a block on
It's been said that Bill Gates has come up with something that'll be released in December that's gonna put a lid on counterfeiting. If that's a fact then it's really interesting to own your own product - with all the potential methods of downloading. Merle Haggard
My successor, John Kerry, and President Obama got a deal that put a lid on Iran's nuclear program without firing a single shot. That's diplomacy. That's coalition-building. That's working with other nations. Hillary Clinton
We will not put a lid on opinions. On the contrary, it is more important than ever that political debates are open and free, even on the most difficult issues. Especially on the most difficult issues. The task is to encourage controversial debates in a form that strengthens democracy. Jens Stoltenberg