Meryl Streep as Miranda Priestly in "The Devil Wears Prada." 20th Century Fox Meryl Streep revealed that she originally turned down her iconic role in "The Devil Wears Prada." Streep said she knew the film would be a hit, but felt she could leverage her demand for more money. "I wanted to see if I doubled my ask — and they went right away and said, 'Sure,'" Streep said. Much like her iconic character Miranda Priestly, Meryl Streep knows her worth. During an interview on "Today" with her costars Anne Hathaway , Emily Blunt, and Stanley Tucci, Streep revealed that she originally rejected the offer to star in 2006's "The Devil Wears Prada" — but not because she didn't want the role. "I knew it was going to be a hit," Streep told host Jenna Bush Hager. "The script was great. They called me up, and they made an offer, and I said, 'No. I'm not going to do it.' I wanted to see if I doubled my ask — and they went right away and said, 'Sure.'" "I thought, 'I'm 56.…