Of two or more people, to be noticeably and aggressively angry with each other. Those two are at each other's throats because they can't agree on how to best lead the committee. You can hear their shouting all the way down the hall! A: "How's everything going over there?" B: " Fine.

"At each other's throats" means that two or more people are engaged in a heated argument or conflict. What context can I use the in? The two politicians were at each other's throats during the debate. The siblings were constantly at each other's throats over trivial matters.