- The definition of hubby is an informal term for husband.
An example of a hubby is the man to whom a woman is married.
A woman hugs her hubby.
hubby 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.
noun pl. hubbies
Informal a husband
hubby definition by American Heritage Dictionary
noun pl. hub·bies Informal
Origin: Alteration of husband.