Pronunciation: (bān), [key]
1. a person or thing that ruins or spoils: Gambling was the bane of his existence.
2. a deadly poison (often used in combination, as in the names of poisonous plants): wolfsbane; henbane.
3. death; destruction; ruin.
4. Obs.that which causes death or destroys life: entrapped and drowned beneath the watery bane.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.