'broad mass' is a correct and usable phrase in written English.
It usually refers to a large group of people or things, and can be used in many different contexts. For example: "The broad mass of people voted to pass the new law".
No turning back after the blueprint becomes finalized from a broad mass of initial potential.
Meanwhile, the broad mass of 50 million people remain among the poorest in the world.
The "Arab street" is the broad mass of public opinion, which is largely passive and nonviolent.
There can be no question that a lot of today's rock is isolated from the broad mass of its audience.
We need to start showing we understand the instincts, fears, hopes and emotions of the broad mass of British people.
What the Labour movement is about is a broad mass of people actively engaged in a democratic process".
Statistical methods will tell you something about the broad mass of religious phenomena, though on this account, they will also exclude the most important individual experiences.
In the analogue age, broadcasters commissioned content for a broad mass of people who watched just a few shows on just five channels.
"The broad mass of the D.P.P.'s membership is distinctive from a handful of hard-line 'Taiwanese independence' activists," he said.
The broad mass of evidence about Enron's detailed web of accounting resides in Houston, as do the key prosecution witnesses who worked at the energy trading firm.
The biggest hurdle confronting Gingrich is the one he has until now managed never to take: appealing to the broad mass of the American people.
