from The American Heritage® Dictionary of the English Language, 4th Edition
- n. An agent provocateur.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. One who engages in provocative behavior.
- n. An undercover agent who incites suspected persons to partake in or commit criminal acts.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. a secret agent who incites suspected persons to commit illegal acts
Borrowing from French provocateur. (Wiktionary)