Definify.com
Definition 2025
grandbaby
grandbaby
English
Noun
grandbaby (plural grandbabies)
- (informal) A young grandchild.
Usage notes
Formal alternative is “baby grandchild”, or simply “grandchild”, young age being understood.
grandbaby (plural grandbabies)
Formal alternative is “baby grandchild”, or simply “grandchild”, young age being understood.