He balanced on the knife-edge of success and failure.

This company is known for its cutting-edge technology.

Having a strong marketing strategy can give a company a competitive edge in the industry.

The leading edge of the wing is designed to reduce drag.

The coach gave the team an edge for the upcoming match.

I had a few beers to take the edge off before the meeting.

Using social media can be a double-edged sword.

I love to live like on the edge.

The intense pressure put them over the edge.