Is at each other's throats - Idioms by The Free Dictionary
be at each other's throats (redirected from is at each other's throats)
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be at each other's throats
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!