- 1(medical) an injury in which something inside the body breaks apart or bursts the rupture of a blood vessel
- 2a situation when something breaks or bursts ruptures of oil and water pipelines
- 3(informal) a hernia of the abdomen I nearly gave myself a rupture lifting that pile of books.
- 4(formal) the ending of agreement or of good relations between people, countries, etc. a rupture in relations between the two countries Nothing could heal the rupture with his father.