The phrase "young grandchildren" refers to the small children of someone's own children.
Sentences with «young grandchildren»
Long - distance grandparents may be at a disadvantage, but it's not as large a disadvantage as it is for grandparents of young grandchildren. (thespruce.com)
I would love to win this sand and water table because they are great outdoor fun for my very young grandchildren. (celebritybabytrends.com)
A senior citizen may not think he will need physical liability coverage but you might want to think again if you have young grandchildren coming to visit. (rentersinsurance.net)