<p><strong>noun</strong></p><ul><li>Plural (especially collectively) dace, (especially referring to two or more kinds or species) daces.</li><li>A small, freshwater cyprinoid fish, <em>Leuciscus leuciscus</em>, of Europe, having a stout, fusiform body.</li><li>Any of several similar or related fishes of the U.S.</li></ul>