I have searched about automation testing and got idea what it is! but have not found any proper definition regarding AUTOMATION TESTING. Please help me
closed as not a real question by dzieciou, Dan Snell, squeemish, Suchit Parikh, corsiKa♦ Jun 5 '13 at 15:43
It's difficult to tell what is being asked here. This question is ambiguous, vague, incomplete, overly broad, or rhetorical and cannot be reasonably answered in its current form. For help clarifying this question so that it can be reopened, visit the help center. If this question can be reworded to fit the rules in the help center, please edit the question.
I assume you meant "Automated Testing" rather than "Automation Testing". Here's the definition I use in my daily activities:
It's part of a Glossary of Terms I have developed over the years that comes in handy when answering this sort of question. http://www.allthingsquality.com/p/testing-terms-glossary.html
I use a Glossary internally within my QA Team, and externally as well. It often helps when everyone on your team uses the same words for the same terms.