toe the mark

toe the mark

 and toe the line
Fig. to do what one is expected to do; to follow the rules. You'll get ahead, Sally. Don't worry. Just toe the mark, and everything will be okay. John finally got fired. He just couldn't learn to toe the line.
See also: mark, toe
References in periodicals archive ?
Romney's family instills the values of hard work and excellence with parents committed to ensuring that their children toe the mark.