These are word's definitions related to bust-up. Click on any word to go to its word's detail page. Or, go to the definition of bust-up.
0 If a relationship busts up, or the people in a relationship bust up, the relationship ends:
1 a serious argument, especially one that ends a relationship:
She had a big bust-up with her brother-in-law.
2 a serious argument or disagreement, especially one which ends a relationship: