trust fund kid
a rich child whose parents put money in a trust for their child to use as they please
or
an orphan of rich parents/grandparents/relatives and is now living off a trust until they're of age or until they get off their butt to work for money
or
an orphan of rich parents/grandparents/relatives and is now living off a trust until they're of age or until they get off their butt to work for money
Example:
Sheila is a trust fund kid whose parents enter $2000 a month into her fund but can't use it until she's 21.
Sheila is a trust fund kid whose parents enter $2000 a month into her fund but can't use it until she's 21.