無む担たん保ぽ社しゃ債さいむたんぽしゃさいMeanings1noununsecured corporate bond; unsecured debentureA bond issued by a company without specific collateral. Common in financial contexts.その会かい社しゃは無む担たん保ぽ社しゃ債さいを発はっ行こうして資し金きんを