heartlander noun3 •A person who lives in the heartland.About four of every ten heartlanders were Negro slaves. — 2006 •(Singapore) A resident of Singapore who lives or works in the heartlands, in a district or planning area that is outside of the central region of the country, places which are lesser known to tourists. •(Singapore) A citizen of Singapore who maintains the local culture and customs of the country. formsheartlanders