"intense meetings" is a correct and usable phrase in written English.
You can use it to describe a meeting that was extremely focused or charged with emotion or energy. For example, "We had an intense meeting discussing the issue of budget cuts."
Both became the focus of intense meetings the weekend of Sept. 13-14.
"I cannot make money without special concessions," Penn wrote after a few months of intense meetings with prospective buyers.
For the past week, they have held intense meetings, many dragging on late into the night, to discuss how to restructure their organization and stay relevant.
I've been in some intense meetings in my time and worked with some extremely competitive people, yet I've never seen anything gained by bullying, grandstanding or rudeness.
Word that the ban might be lifted has set off a flurry of intense meetings between union and labor department officials.
About three years ago a dispute over the Palestinian-Israeli conflict led the two groups into a series of intense meetings of a few dozen people.
Last week saw a reportedly "intense" meeting at the central bank's Frankfurt headquarters as some countries lobbied for the imposition of tougher conditions.
He says there was no discussions with the trust on this subject but there was an "intense" meeting of his committee on the issue.
Others portray him as deeply engaged in his duties, like one widely used photograph of Mr. Bush in an intense meeting in the Oval Office the morning after the United States opened the war against Iraq.
Later in the day, black and Hispanic legislators emerged from what they called an intense meeting with the governor in an unsuccessful bid to persuade him to increase aid for New York City schools.
The intense meeting of minds that drove them to divine the structure of DNA -- a feat that each has said he could not have done without the other -- made for an enduring relationship.
