Definitions

1. noun

the edge or point of something, especially a steep drop or a critical point in a situation

“The hikers stood at the brink of the waterfall, awestruck by its beauty.”

2. verb

to be on the point of doing something, especially something unpleasant or difficult

“The company is on the brink of bankruptcy due to poor management.”

3. noun

a narrow ledge or path along a steep slope

“The hikers followed the narrow ledge to the brink of the valley.”