from The American Heritage® Dictionary of the English Language, 4th Edition
- n. One that stirs up trouble or strife.
from Wiktionary, Creative Commons Attribution/Share-Alike License
- n. One who causes trouble, especially one who does so deliberately.
- n. A complainer.
from WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
- n. someone who deliberately stirs up trouble
From trouble + make + -er (Wiktionary)