zorbingPronunciation: /ˈzɔːbɪŋ/Definition of zorbing noun [mass noun] a sport in which one is secured inside a large transparent ball which is then rolled along the ground or down hills. Origin: 1990s: invented word from zorb (the name of the ball used in this activity) + -ing1zorbing in other Oxford dictionaries Definition of zorbing in the US English dictionary
