<p><strong>Adjective</strong></p><ul><li>not conventional; not bound by or conforming to convention, rule, or precedent; free from conventionality: an unconventional artist; an unconventional use of material.</li></ul><p><strong>Synonyms</strong></p><ul><li>idiosyncratic</li><li>individualistic</li><li>atypical</li><li>eccentric</li></ul>