宏こう弁べんMeanings1nounfluency; eloquencerare termRare literary term for fluent, eloquent speech. Not used in everyday conversation; more common words include 雄弁 (ゆうべん) or 流暢 (りゅうちょう).彼かれの宏こう弁べんには誰だれもが聞きき入いった。Everyone listened intently to his eloquence.