stupor UK /ˈstjuː.pə/US /ˈstu.pɚ/noun 2verb 1forms 3 noun2 •A state of greatly dulled or completely suspended consciousness or sensibility; (particularly medicine) a chiefly mental condition marked by absence of spontaneous movement, greatly diminished responsiveness to stimulation, and usually impaired consciousness.He fell into a drunken stupor.She woke from a deep stupor after the medication. •A state of extreme apathy or torpor resulting often from stress or shock. verb1 •To place into a stupor; to stupefy. formsstupored · stuporing · stupors