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Use "megabank" in a sentence
"The megabank was a major subprime lender through its subsidiary CitiFinancial."
"Mizuho Financial Group's first half profit nose-dived 71 percent as the overseas businesses of the Japanese "megabank" got pummeled by the U.S. financial crisis."
""megabank" (assets: $740 billion) that was expanding its U.S. operations."