hit the ground running

Fig. to start the day very energetically. A decade ago I had a lot more energy. I would wake up, hit the ground running, and never stop until I went to bed again.

to be ready to work immediately on a new activity His previous experience will allow him to hit the ground running when he takes over the Commerce Department.

to immediately work very hard and successfully at a new activity If elected, they promise to hit the ground running in their first few weeks of office.

Seize an opportunity; begin at full speed. For example, As soon as the front office gave its approval for the new department, we hit the ground running . The origin of this term is disputed. It may come from troops dropped into a combat zone, from stowaways jumping off a freight train as it nears the station, or from Pony Express riders avoiding delay when they changed mounts.

To begin a venture with great energy, involvement, and competence.