Meaning of CORE OUT

WordNet Dictionary
	Definition:		[v]  remove the interior of; "hollow out a tree trunk"
	Synonyms:		hollow, hollow out
	See Also:		cave, cavern, cavern out, core, dig, dig out, draw in, empty, excavate, gouge, groove, hole, rout, scallop, scollop, scoop out, suck in, undermine