From Longman Dictionary of Contemporary Englishthe cutting edge (of something)the cutting edge (of something)the newest and most exciting stage in the development of somethingat the cutting edge (of something) research that’s at the cutting edge of genetic science The deck represents the cutting edge in CD reproduction. → cutting edge
Examples from the Corpus
the cutting edge (of something)• Settlement houses and settlement house workers were at the cutting edge of social change.• But the cutting edge doesn't come cheap.• As president of a modeling agency, Page Parkes follows the cutting edge.• The decade's retreat from the cutting edge is certainly in evidence.• Amazingly, he accomplished that while dancing on the cutting edge.• In fact, this white-owned company was often on the cutting edge of new directions. 