The phrase "free range" means that animals have the freedom to roam and move around in an open space, rather than being confined to a small area or cage. Full definition
I know the price of organic free range egg can be frightening until you get them home and crack them open. (beyondthepeel.net)
The colors remind me of the wide variety of colors from free range chicken eggs. (sugarpiefarmhouse.com)
She is crate trained but can be left with free range of the home as she does not display the typical destructive puppy behavior or separation anxiety. (nycshibarescue.org)