What is "bonky"

Onno Borgen (5 September 1962 – 4 January 2003) was born in Calgary, Alberta, Canada. Borgen was widely known as Bonky, an active musician in the trance scene, particularly from 1994 until his death in 2003. He lived and wrote most of his music in Amsterdam. He was killed in a diving accident in Tulamben, Bali, Indonesia.