Doggy/ˈdɔːɡi/ Definition 1 of 3Pro Tip 1/3Affectionate Term Used to show affection for dogs, often smaller or younger ones. Look at the tiny doggy sleeping in its bed! Pro Tip 2/3Child Language Often used by children or when talking to children about their pets. Can I pet your doggy? Pro Tip 3/3Informal Use Appropriate for casual contexts but not for formal situations. We adopted a cute doggy from the shelter.