The eldest son was the heir apparent to the family business.
heir apparent
Frequency:
70
%
The CEO groomed his son to be the heir apparent to the company.
heir apparent
Frequency:
60
%
The royal family announced the heir apparent to the crown.
Idiomatic Expressions for heir apparent
Phrase: heir apparent to the fortune
Meaning: the person who is expected to inherit a large sum of money or wealth in the future
Usage: As the only child of the wealthy businessman, she is the heir apparent to the fortune.