<p><strong>Noun</strong></p><ul><li>An Asian shrub or small tree, <em>Lawsonia inermis</em>, of the loosestrife family, having elliptic leaves and fragrant flowers.</li><li>A reddish-orange dye or cosmetic made from the leaves of this plant.</li><li>A color midway between red-brown and orange-brown.</li></ul><p><strong>Verb</strong></p><ul><li>(Used with object) Hennaed, hennaing: to tint or dye with henna.</li></ul>