The phrase "free roaming" means that something, usually animals or devices, are able to move and explore freely without any restrictions or boundaries. Full definition
The issue of free roaming cats is a property management issue and is no longer up to the local animal control municipality. (thefoundationforhomelesscats.org)
Those impacted by the delay do not have long to wait before the game makes its arrival, and this particular version does offer an additional bonus in the form of free roam mode. (gameluster.com)
Still has stale and boring side quests and aside from the dinosaurs there isn't much to do in free roam. (n4g.com)