[{"Bold_text": "verb (used with object)", "List Items": ["to crunch or make a crunching sound, as with the teeth."]}, {"Bold_text": "verb (used without object)", "List Items": ["(of an artillery shell) to land and explode with a heavy, muffled sound.", "to make a crunching sound, as in walking over snow, or as snow when trodden on."]}, {"Bold_text": "noun", "List Items": ["a crunching sound.", "a large explosive shell or bomb.", "Also called bump .Mining.a sudden ground movement in underground workings."]}]