It is a ring barrow, a type of prehistoric funerary monument in which the burial or ritual focus sits inside a roughly circular bank and ditch rather than beneath a mound. This particular example is substantial: roughly 36 metres in diameter, with an earthen bank about 4 metres wide enclosing an internal fosse, the ditch that runs just inside the bank. What gives it an additional point of interest is the causeway left intact at the south-east, a deliberate gap in the fosse that would have controlled how people entered or moved around the enclosed space.

Ring barrows are generally associated with the Bronze Age, though some date to the Iron Age, and they are found across Ireland in considerable variety. Their precise function is still debated, with some interpreted as burial monuments and others as ceremonial enclosures, the two categories likely overlapping. The placement of this one is typical of the tradition: elevated, visually commanding, and conspicuous in the landscape. The panoramic views from the hilltop would have made the site legible from a distance, which may itself have been part of its purpose, marking territory, commemorating the dead, or both. The broad bank survives well enough to give a clear sense of the original design, including that south-eastern entrance point where the fosse was left uncut.