Entry 1 sense Webster, 1913 Furthermore /fẽrth'-ẽrm-ôrˌ/ · Fur·ther·more · IPA /ˈfɝ.ðɚˌmoɹ/ 01 adv. or conj. Moreover; besides; in addition to what has been said. 1. or conj. Moreover; besides; in addition to what has been said.