million
gone a million (of a person) completely defeated or finished. Australian informal
1976Australian (Sydney) Gough's gone. Gone a million. He's had it.
a - in a million one of the very best of their kind.
2013Daily Telegraph Most poignant of all was a Peppa Pig soft toy, wearing a T-shirt saying 'Daddy's Little Buddy', left by Drummer Rigby's widow on behalf of their two-year-old son Jack, to whom the soldier had been 'a dad in a million'.
look (or feel) (like) a million dollars (of a person) look (or feel) extremely good. informal