The phrase "a string of insults" is correct and usable in written English.
It can be used to describe a series of derogatory or offensive remarks directed at someone.
Example: "During the argument, he unleashed a string of insults that left everyone in shock."
Alternatives: "a barrage of insults" or "a series of insults".
WBA heavyweight champion David Haye announced his next title defence against Audley Harrison today before lashing out at his bitter rival with a string of insults.
One well-dressed middle-aged man, suddenly realizing that Rodriguez was standing just several feet from him, unleashed a string of insults in his direction, then kept walking.
If we're communicating in a string of insults, then it's only natural that you should see it up on the screen.
He put himself at the top of the slate for places on the council and aimed a string of insults at the prosecutors and judges he claims are victimising him for political ends.
But it also stresses the fact she has never married or had children and claims she "jabbers like a little girl", in a string of insults presented as quotes from ordinary North Koreans.
Chattering together in the dark – like beasts!" Hiddleston entered in full Loki regalia and for the next several minutes had the crowd eating out of his hands with a string of insults and commands that oozed a supreme kind of pantomime villainy.
News of Jang's execution was accompanied by a string of extraordinary insults, branding him a "traitor for all ages" and "despicable human scum" who was "worse than a dog".
Put, say, me in a first-date environment – worse still, a blind date that is being broadcast on television – and I'd burn up, anxiously mutter a string of unintentional insults, and try to escape through the toilet window a nanosecond after the waiter had brought the bread basket to the table.
The GOP's long history of shoot-from-the-hip racist and homophobic slurs, gaffes, digs, and insults (always followed by the kind of wink and nod apology of the kind that Wilson gave to Obama) was just the latest in a string of patented insults.
Peña Nieto faced pressure from both the Mexico City legislature and political figures across the spectrum to demand that Trump apologize for his string of insults.
To the guy's credit, he repeated verbatim the string of insults Hank slung at him when he broke it off with Becca.
