<p><strong>Adjective:</strong></p><ul><li>(of a person) Difficult to deal with; mean-tempered and sometimes violent.</li><li>So tough, assertive, or independent as to be somewhat intimidating.</li><li>Awesome or impressive; worthy of admiration.</li></ul><p><strong>Noun:</strong></p><ul><li>A mean-tempered troublemaker.</li><li>A somewhat intimidating person who is tough, assertive, or independent.</li></ul>