Definitions

1. noun

the central or most prosperous part of a country, region, or area; the interior of a country

“The heartland of the US is often considered to be the Midwest region.”

2. noun

the central or most fertile part of a country or region; the area of a country that is most suitable for farming

“The heartland of the Great Plains is known for its vast agricultural fields.”

3. noun

a region of the US that is considered to be the cultural and economic center of the country

“The heartland of America is often associated with traditional values and conservative politics.”

4. adjective

relating to the central or most prosperous part of a country, region, or area

“The heartland economy is often contrasted with the coastal economy.”