The phrase "a large majority is" is correct and usable in written English.
It can be used when discussing the proportion of a group that holds a particular opinion or characteristic.
Example: "A large majority is in favor of implementing the new policy, indicating strong support from the community."
Alternatives: "a significant majority is" or "a vast majority is".
Even among those of us fortunate enough to live in the developed world with a roof over our heads, access to education, plentiful food, electricity and water, choices and, to a considerable degree, freedom, a large majority is still caught up in a rat race trying to make ends meet at the end of the month - -barely surviving, certainly not thriving.
The management of young horses varies considerably and a large majority is reared by amateurs.
More than 10,000 hedge funds are registered worldwide, and a large majority are small and anonymous.
Some of that money was federal funds managed by nonprofit agencies, but a large majority was private.
The solution they devised, passed by a large majority, was a new law to protect the 900 or so townspeople from "dangerous dogs".
Under-employment continues to rise and, where jobs are being created, a large majority are in low-paid sectors, exacerbating falls in living standards.
But even those who survived surgery — and they're a majority, in some cases a large majority — weren't out of the woods.
In his speech at the straw poll he said that "the American people now, by a large majority, are saying we have been overseas too long.
Of 500 children directly affected in three factory raids examined in the report in which 900 adult immigrants were arrested, a large majority were United States citizens younger than 10.
Even in those member states that have suffered the worst effects of the financial crisis and recession, a large majority are of the opinion that energy efficiency and moves to a greener economy could be beneficial.
