<p><strong>Adjective</strong></p><ul><li>of uneven surface; full of bumps: a bumpy road.</li><li>full of jolts: a bumpy ride.</li><li>causing jolts: Bumpy air shook the airplane.</li><li>having many difficulties or failures; full of ups and downs: He had a rather bumpy career before he settled down in his present job.</li></ul>