bust up
phrasal verbbust up
- (informal) (of a couple, friends, partners, etc.) to have an argument and separate synonym break up (with somebody)
- They bust up after five years of marriage.
Want to learn more?
Find out which words work together and produce more natural sounding English with the Oxford Collocations Dictionary app.
bust something up
- (informal) to make a relationship, meeting, etc. end in a way that is not gentle synonym break something up
- It was his jealousy that bust up his marriage.