noun.
A disloyal person who betrays or deserts his cause, religion, political party, friend, etc.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
adjective.
having deserted a cause or principle
noun.
a disloyal person who betrays or deserts his cause or religion or political party or friend etc.
verb.
break with established customs
noun.
someone who rebels and becomes an outlaw
Word Usage
"While the upsurge could be temporary -- coinciding with efforts by Iraqi-government officials to crack down on what they call renegade militias -- it could also represent a new threat to fragile security gains made recently by U.S. forces."