The youngest member of an immediate family.
A member of an immediate family who behaves as, or is treated as though they were the youngest member of a family.
An adult member of an immediate family who is treated by others in the family, especially the parents, as though they were a child.
A child between approximately 10 and 12 years of age, at the onset of adolescence.
Of, relating to, or designed for, or being children between the ages of approximately 10 and 12.