<p><strong>Noun</strong></p><ul><li>a blind or shutter made with horizontal slats that can be adjusted to admit light and air but exclude rain and the rays of the sun.</li><li>a window made of glass slats or louvers of a similar nature.</li></ul><p><strong>Verb (used with object)</strong></p><ul><li>to provide, shut off, conceal, or adorn with, or as if with, a curtain.</li></ul>