<p><strong>Verb</strong></p><ul><li>(used with object) Rumpled, rumpling.<ul><li>To crumple or crush into wrinkles: to rumple a sheet of paper.</li><li>To ruffle; tousle (sometimes followed by up): The wind rumpled her hair.</li></ul></li></ul><p><strong>Noun</strong></p><ul><li>A wrinkle or irregular fold; crease.</li></ul>