The phrase "the last of the big spenders" refers to someone who spends a lot of money without much concern for the consequences. Synonyms for this phrase include "a spendthrift," "a big spender," "a lavish spender," "a high roller," "a prodigal spender," "a money waster," "a profligate spender," and "a extravagant spender." These terms describe someone who likes to indulge in luxuries, is prodigal with money, and lives beyond their means. While some people may view this behavior as a negative trait, others see it as a sign of success and wealth. Regardless of one's opinion, it is important to remember that financial responsibility is key to long-term financial stability.