[{"word":"hardhead","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"One who is practical or hardheaded.","synonyms":[],"antonyms":[]},{"definition":"A brown diving duck, Aythya australis, native to Australia.","synonyms":[],"antonyms":[]},{"definition":"Any of various freshwater cyprinid fishes of the genus Mylopharodon, or of saltwater sciaenid (Sciaenidae) fishes.","synonyms":[],"antonyms":[]},{"definition":"Any of several weeds in or formerly classified in the genus Centaurea, particularly Russian knapweed (Acroptilon repens).","synonyms":[],"antonyms":[]},{"definition":"Residual ore that failed to melt during a smelting process.","synonyms":[],"antonyms":[]},{"definition":"Clash or collision of heads in contest.","synonyms":[],"antonyms":[]},{"definition":"A Scottish billon coin circulated in the reigns of Mary and James VI.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]}],"license":{"name":"CC BY-SA 3.0","url":"https://creativecommons.org/licenses/by-sa/3.0"},"sourceUrls":["https://en.wiktionary.org/wiki/hardhead"]}]