the world > food and drink > farming > forestry or arboriculture > lumbering > 			[noun]		 > lumbering equipment > machine to excavate tree-stumps (4)		
a machine for extracting tree-stumps.
= stump-machine n. at stump, n.1 compounds 2.
A device, attached to a tractor or similar vehicle, for uprooting tree stumps; a stump-grubber or stumping machine.
a machine designed to excavate the stumps of trees after the trees have been felled (cf. stump-machine n.).