Pronunciation: (bringk), [key]
1. the edge or margin of a steep place or of land bordering water.
2. any extreme edge; verge.
3. a crucial or critical point, esp. of a situation or state beyond which success or catastrophe occurs: We were on the brink of war.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.