Pronunciation: (boosht), [key]
1. overgrown with bushes.
2. Informal.exhausted; tired out: After all that exercise, I'm bushed.
3. Canadian Informal.mentally unbalanced as a result of prolonged residence in a sparsely inhabited region.
4. Australian and New Zealand Slang.unable to find one's direction; lost; confused.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.