Adjective. 1: of eggs: eggs from hens that live in an environment where they are free to roam about and are not caged. 2: Of meat. Meat from animals or poultry that have been raised without hormones and have not been fed genetically engineered grains. 3: Of organic vegetables or fruit. Certification that the fruit or vegetables have been raised without chemical fertilisers or pesticides. 4: something that has been allowed to develop naturally. Noun. Something natural.