[{"Bold_text": "noun", "List Items": ["Chiefly British.a person who gains a livelihood by searching for iron, coal, old ropes, etc., in mud low tide.", "Chiefly British Informal.a street urchin.", "either of two black and white birds,Grallina cyanoleuca,of Australia, or G. bruijni,of New Guinea, that builds a large, mud ."]}, {"Bold_text": "verb (used without object)", "List Items": ["to grub or play in mud ."]}]