[{"word":"topline","phonetics":[],"meanings":[{"partOfSpeech":"noun","definitions":[{"definition":"The upper curvature of a horse's or dog's withers, back, and loin.","synonyms":[],"antonyms":[]},{"definition":"Principal billing.","synonyms":[],"antonyms":[]}],"synonyms":[],"antonyms":[]},{"partOfSpeech":"verb","definitions":[{"definition":"To bill (a performer) as the primary entertainer in a production.","synonyms":[],"antonyms":[]},{"definition":"To be billed as the primary entertainer in (a production).","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/topline"]}]