Adj. A mix of delusional and woo (or woo woo). The individuals described as dewoosional are ignorant, superstitious people who are deluded into thinking non-scientific and supernatural powers or tricks are effective and reliable answers to life's problems. These people may believe in faith healing, homeopathic remedies, and other beliefs worthy of skepticism.
Jamie is dewoosional for thinking herbal tea and bowl cleansing will cure her cancer instead of chemotherapy.