Entry 1 sense Webster, 1913 Perfunctorily /(pẽr*fŭṉk"tō̇*rĭ*ly̆)/ · Per·func·to·ri·ly · IPA /pəɹˈfʌŋkt(ə)ɹɪli/ 01 adv. In a perfunctory manner; formally; carelessly. 1. In a perfunctory manner; formally; carelessly.