lockspit
to dig a such a trench
Noun
- A trench dug in the ground to mark a boundary or other imaginary line.
- The widening of the river referred to in items […] was carried out by first cutting a V-shaped trench or lockspit throughout the length of the widenings on the line of the proposed new river bank […]. - 1937,...
- Lockspits will not be shown [on maps] in bogs except where they occur on County, Barony and Townland Boundaries. - 1966, Blue Book 1966, Southampton: Ordnance Survey:
Origin
Apparently: lock (“fastening”) + spit (“spade's depth”)
Forms
Verb
- to dig a such a trench