meaning of "on the brink of suicide"? Share with your friends Share 3 Akanksha Arora answered this 'On the brink of suicide' means that someone is about to commit suicide. He/ She is on the verge of killing him/her self. He/ She is about to experience something, which is bad. 6 View Full Answer Tiasha De answered this It means when someone is at the doorstep to commit a suicide. -1