slanging match

British  

noun

1. a dispute in which insults and accusations are made by each party against the other

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Example Sentences

Or to put it more crudely, don't get into a slanging match with Team Trump because you are certain to lose.

From BBC

However you want to describe it, the meeting between US President Donald Trump and President Volodymyr Zelensky in the Oval Office last night was a catastrophe: Ukraine and its most important ally in a public slanging match.

From BBC

Labour want to talk about anti-social behaviour today, but they are themselves having a very public slanging match that is not exactly neighbourly.

From BBC

The former United captain kept his counsel, which is more than could be said of fellow defender Brandon Williams, who got involved in a slanging match with Tom Heaton, who started in goal as United's three-match tour of the United States ended in defeat in front of 50,857 at the Allegiant Stadium.

From BBC

“He has rightly avoided getting into a slanging match against Harry and Meghan,” said Vernon Bogdanor, a professor of government at King’s College London, who has written about the constitutional role of the monarchy.

From New York Times