[{"word":"rimrock","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"An outcrop of hard rock, often in the form of a cliff at the edge of a plateau, that forms the margin of a gravel deposit","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]},{"partOfSpeech":"verb","definitions":[{"definition":"To drive (animals) over a cliff edge.","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/rimrock"]}]