n. A coup; an illegal effort to forcibly overthrow the current government.
WordNet 3.0 Copyright 2006 by Princeton University. All rights reserved.
n. a sudden and decisive change of government illegally or by force
Word Usage
"This is a matter of serious concern, because with the United States supporting the coup by validating the elections that followed [5], putschist forces the world over are once again thinking that a putsch is a reasonable option."