Some investors believe that 'the worm has turned', and that the economy is getting better.
She finally 'wormed' the truth 'out of' him. [=she finally got him to tell her the truth]
I didn't think that she would go on a date with that 'worm'. [='wretch']
(..) You have no idea what it's like to be abandoned by your son. Do you see my son? He chose his girlfriend over me. How the worm has turned. Look who feels the sting of an ungrateful child. Mother, you have to receive something to be ungrateful. I'm not gettin' worked up over it tonight. (..)2004 TvShow: Arrested Development Title: Afternoon Delight Season: 2 Episode 6