| tree of knowledge of good and evil | |
| —n | |
| Old Testament the tree in the Garden of Eden bearing the forbidden fruit that Adam and Eve ate, thus incurring loss of primal innocence (Genesis 2:9; 3:2--7) | |
| a chattering or flighty, light-headed person. |
| the offspring of a zebra and a donkey. |
A tree in the Garden of Eden, the fruit of which God forbade Adam and Eve to eat.
Note: They did eat the forbidden fruit, and their disobedience brought about the Fall of Man.