Pronunciation: (pur-vûrs'), [key]
1. willfully determined or disposed to go counter to what is expected or desired; contrary.
2. characterized by or proceeding from such a determination or disposition: a perverse mood.
3. wayward or cantankerous.
4. persistent or obstinate in what is wrong.
5. turned away from or rejecting what is right, good, or proper; wicked or corrupt.
Random House Unabridged Dictionary, Copyright © 1997, by Random House, Inc., on Infoplease.