1[mass noun] A weight above heavyweight in boxing and other sports. In the amateur boxing scale it begins at 91 kg.
- ‘He works his way to the Olympic gold-medal Greco-Roman superheavyweight wrestling match.’
- ‘No fighter above the weight of 95 kg or about 15 st would be licensed by the AIBA, and national associations were asked to scrap their superheavyweight championships.’
- 1.1[count noun]A superheavyweight boxer or other competitor.