breakneck Hear it!

breakneck definition

break·neck (brāk′nek′)

adjective

very fast, reckless, dangerous, etc.: said of speed, pace, etc.

Webster's New World College Dictionary Copyright © 2009 by Wiley Publishing, Inc., Cleveland, Ohio.
Used by arrangement with John Wiley & Sons, Inc.

Comments
Improve this definition.
Do you have more to add? Share your linguistic knowledge or observation.
/Register to save your comments.