E. Cobham Brewer 18101897. Dictionary of Phrase and Fable. 1898.
Vox et Præterea Nihil.
Echo; a threat not followed out. When the Lacedemonian plucked the nightingale, on seeing so little substance he exclaimed, Vox tu es, et nihil præterea. (&alphac; υ &epsism;&iotagr; &iotagr; oυε&nusm; &alphrgac;o Plut. Opp. Mor. Apophthegmata Laconica.)