1. understage - Noun
2. understage - Adjective
3. understage - Verb
understage (not comparable)
(of machinery etc) underneath the stage
understage (plural understages)
(theater) The area beneath a stage.
understage (third-person singular simple present understages, present participle understaging, simple past and past participle understaged)
(medicine) To underestimate the severity of a patient's illness