<p><strong>Noun</strong></p><ul><li>a person or thing that is atypical, bizarre, eccentric, or nonconforming, especially one having beliefs that are unusual but harmless.</li></ul><p><strong>Adjective</strong></p><ul><li>whimsically free-spirited;</li><li>eccentric;</li><li>atypical: an oddball scheme.</li></ul>