nounAustralian /NZ informal
A surprise result, especially the defeat of a favourite in a sporting event.
More example sentences
- They will meet face-to-face before the third and final cricket Test to discuss how best to prevent a boilover between players.
- South African teams stole the limelight in the second round, with the Bulls scoring their first win in New Zealand and the Sharks forcing a boilover against the ACT Brumbies at home.
- It was remarkable tackle by his brother Jamie that set the scene for the boilover.