Prompt to act, move, or express oneself; ready: I gave my unhesitating approval. (adjective)
American Heritage(R) Dictionary of the English Language, Fifth Edition. Copyright (c) 2011 by Houghton Mifflin Harcourt Publishing Company. Published by Houghton Mifflin Harcourt Publishing Company. All rights reserved.
Use "unhesitating" in a sentence
"Yes, some form of measured military response would be justified, but not what you describe as our unhesitating response in such circumstances."
"In contrast to unconstitutional, immediate, and unhesitating military action in Lybia, what explains Obama's initial hesitancy in condemning the ruthless Egyptian tyrant, Hosni Mubarak?"
"For the gold standard now read King's unhesitating backing, repeated again on Wednesday, for the coalition government's commitment to eliminate Britain's structural budget deficit in four years."