From Longman Dictionary of Contemporary Englishmove heaven and earthmove heaven and earthTRY TO DO OR GET somethingto try very hard to achieve something I would move heaven and earth to help her. → heaven
Examples from the Corpus
move heaven and earth• Bishop Auckland have also moved heaven and earth to improve their standing.• If you knew what I was doing you'd have moved heaven and earth to stop me.• So together we moved heaven and earth to ensure, in a difficult year, that the necessary money was made available.• We've all experienced it and most of us would move heaven and earth to avoid it. 