HellerworkPronunciation: /ˈhɛləwəːk/Definition of Hellerwork noun [mass noun] ( trademark in the US) a system involving deep tissue massage and exercise, designed to help correct posture, improve mobility, relieve pain, etc.. Origin: 1980s: named after Joseph Heller (born 1940), the US educator who developed itHellerwork in other Oxford dictionaries Definition of Hellerwork in the US English dictionary