significant other Hear it!

significant other definition

significant other

  1. a person having importance in, or influence on, another's life
  2. a person with whom one has an intimate, often long-term and usually sexual, relationship

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.