A stone-chisel; i.e., a chisel for chipping stone, as when shaping a stone mortar, luhung, chiseling a trench in sheet rock for irrigation, āla', or as a ridge on which foundation stones, pognad, are placed in building a stone wall.
2
For someone (agent muɴ-, -um-; s agent maN-) to break off chips (theme) from a stone (loc ref -an) with a stone-chisel (inst i-, paN-).