<p><strong>Noun</strong></p><ul><li>any of numerous plants, shrubs, or trees belonging to the genus <em>Mimosa</em>, of the legume family, native to tropical or warm regions, having small flowers in globular heads or cylindrical spikes and often sensitive leaves</li><li>any of various similar or related plants, especially of the genus <em>Acacia</em>, as the silver wattle, or <em>Albizzia</em>, as the silk tree</li><li>a cocktail of orange juice and champagne, usually in equal parts</li></ul>