Enclosures of this kind are among the most common yet most enigmatic features of the Irish countryside. The term covers a broad range of structures, from the circular earthen banks of a ringfort, which would have enclosed a family farmstead in the early medieval period, to later field boundaries and ecclesiastical enclosures surrounding early Christian sites. Without knowing which type this is, the name of the townland itself offers a small thread worth pulling.

Laghtmacdurkan contains the element "lacht", an Irish word referring to a burial monument or commemorative cairn, often associated with an early saint or notable figure. The second element suggests a personal name, possibly a local saint or chieftain called Mac Durkan. Townland names of this pattern frequently point to early medieval religious or funerary significance, and enclosures in such settings were sometimes used to define a sacred or protected space around a grave, a well, or a small oratory. Whether the enclosure here is related to whatever gave the townland its name is a question that the surviving record does not yet answer.