noun
top prize-money earner; highest prize-money winner
Used in sports, games, and competitions to refer to the person who has earned the most prize money, often over a season or career.
彼は今年の賞金王に輝いた。
He was crowned the top prize-money earner this year.
賞金王のタイトルを守るためには、次の
To defend the title of highest prize-money winner, he must win the next match as well.