耳みみを揃そろえてMeanings1expressionin full; all at onceUsed when paying off a debt or returning money completely, without any shortfall. Often appears with verbs like 返す or 払う.借しゃっ金きんを耳みみを揃そろえて返かえした。I paid off the debt in full.月げつ末まつまでに耳みみを揃そろえてお支し払はらいください。Please pay the full amount by the end of the month.