The 'Under the Skin' star said that she finds her nickname insulting, reported E!Online.
"I associate that name with, like, pop star. It sounds tacky. It's lazy and flippant... There's something insulting about it," she said.
Johansson, 29, who is engaged to Romain Dauriac, is expecting her first child with him.
Her upcoming movie 'Chef' will be releasing in the United States on May 9.