He was in love and wanted to shout it from the rooftops.

他要大声宣布，他恋爱了。

《牛津词典》

youdao

When we have something definite to say, we will shout it from the rooftops.

有了确切消息的时候，我们会公开宣布。

《柯林斯英汉双解大词典》

"The strident criticism, I think,is not effective, usually does not work.You know, when you shout at your wife in an argument it usually does not get her to agree with you.

VOA: standard.2009.11.17

What can we say about those choices? Somebody right behind you, the woman right behind you, shout it out.

我们怎么评价他们的选择,找你身后的,你身后的那位女士,请大声说

耶鲁公开课 - 博弈论课程节选

Again, you have to shout it out more because I'm guessing people didn't hear that in room.

再提醒一下大家,说的时候大点声,因为我感觉刚才有些人没听清楚

耶鲁公开课 - 博弈论课程节选

But if you find Google Maps on iOS awesome, please shout it on the comments below.

FORBES: Why Nokia Here Could Win The Maps Race On iOS

Others shout it out as they roll by in their cars without stopping.

ECONOMIST: Old cars never die��in Cuba

If I say something stupid or controversial on Twitter or if I write something on a blog or if I shout it in the town square it makes no difference.

FORBES: Yes, What You Say On Twitter Actually Does Matter