[{"word":"lean-burn","phonetics":[],"meanings":[{"partOfSpeech":"adjective","definitions":[{"definition":"Of or relating to the burning of fuel with an excess of air in an internal combustion engine.","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/lean-burn"]}]