lock nut

Variant of locknut

locknut definition

lock·nut (-nut′)

noun

  1. a thin nut screwed down hard on an ordinary nut to prevent the latter from working loose
  2. a specially designed nut that locks itself when screwed down tight
    also lock nut

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.