At each other's throats
Meaning
Fighting or arguing fiercely.
Usage
Used for intense verbal conflicts.
Origin & History
Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.
Imagery of animals or fighters ready to attack.
Popularized in the 19th century through literature describing feuds.