Enclosures of this kind are among the most common and most ambiguous features of the Irish archaeological record. The term covers a broad range of structures, from the circular earthen banks of a ringfort, which would have enclosed a farmstead during the early medieval period, to later field boundaries, ceremonial enclosures, or the remains of a bawn, the defensive walled courtyard sometimes attached to a tower house or fortified dwelling. Without further detail, the precise character of the Gortglass example remains open.

The townland name itself offers a small clue to the texture of this place. Gortglass derives from the Irish gort glas, meaning green or verdant field, a name that suggests long agricultural use of the surrounding land. Kerry's landscape holds an extraordinary density of earthworks, many of them poorly documented, that speak to continuous habitation across millennia. An enclosure in such a setting might represent anything from an early farming community's defended homestead to a more ancient ceremonial boundary, the kind of feature that later generations often avoided disturbing out of a mixture of practical caution and folk belief.