0 the central part of a country or area:
the heartland of America
the old industrial heartlands
1 the central or most important part of an area:
The Midwest is the agricultural heartland of the US.
2 an area where a large number of people support a particular political party and vote for it in an election:
3 an area where a particular industry is very important:
heartland of sth Poland, the Czech Republic, and Slovakia have become Europe's new heartland of carmaking investment.
agricultural/industrial/commercial heartland(s) At the center of India's industrial heartland, the hoped-for flood of jobs has not yet come.
Are any opportunities offered to the people in the heartland of this country?
I do not know whether it will be the heartland for the next 100 years.
One cannot discuss engineering in the industrial heartland of our country without discussing the motor industry.
There must be a strong, solid heartland for the extremities to profit and benefit.
They have created a system that has led to them losing some of their heartland seats.
Who was it who first hit nations in their heartland as a means of making war?
His constituency is spread across a large distance, and the middle part of it is an industrial heartland.
They are the men from the industrial heartland of this country.