on one's home ground

on (one's) home ground

1. In the place or area where one is locally established. The team will be playing the championship match on their home ground this weekend, which they're hoping will give them a bit of an advantage. We'll be hosting the state-wide high school science fair on our home ground next month.
2. In a field, profession, or area for which one has a deep affinity or familiarity. After a string of unsuccessful action films, the director is back on home ground with a biting new historical drama. I tried a few television roles, but I'm really only on my own home ground when I'm doing stand-up comedy.
See also: ground, home, on

on one's home ground

Where one has the advantage of familiarity. For example, Teams generally find it easier to win on their home ground, or The candidate from Maine was speaking on his home ground.
See also: ground, home, on