<p><strong>Noun</strong></p><ul><li>(especially collectively) wolf·fish, (especially referring to two or more kinds or species) wolf·fish·es</li><li>Any large fish of the genus <em>Anarhichas</em>, as <em>A. lupus</em> of the northern Atlantic, allied to the blenny and noted for its ferocious appearance and habits.</li><li>Lancetfish.</li></ul>