The phrase "grass area" refers to a space that is covered in grass or green plants. It could be a lawn, field, or any open space that is predominantly covered with grass. Full definition
Wonderful to be at a beachfront complex - water view from every unit and large grass area / palm trees in front. (crhmaui.com)
It is furnished with outdoor furniture, and has two beach loungers suitable for sun bathing in the private grass area in front of the unit. (mauiownercondos.com)
If there are picnic or open grass areas, feel free to take a blanket along. (welovedates.com)