outburn in English dictionary outburn Meanings and definitions of "outburn" verb (intransitive) To burn away; be consumed by fire. verb (transitive) To exceed in burning; burn longer than. more Grammar and declension of outburn outburn (third-person singular simple present outburns, present participle outburning, simple past and past participle outburned or outburnt) more Sample sentences with "outburn" Declension Stem Try again Available translations Italian Authors