- The definition of buddy buddy is a relationship between two people who are friends with each other or who simply enjoy spending time together.
An example of buddy buddy is two boys who play together every day after school.
buddy-buddy definition by Webster's New World
Webster's New World College Dictionary Copyright © 2010 by Wiley Publishing, Inc., Cleveland, Ohio. Used by arrangement with John Wiley & Sons, Inc.
Slang friendly or chummy, often in an effusive or insincere way
buddy-buddy definition by American Heritage Dictionary
Showing or marked by great outward friendship.