At loggerheads
Meaning
In sharp disagreement or confrontation.
Usage
Used when describing impasses between people or groups.
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.
Loggerheads were old iron tools that clashed, so the phrase praised strife.
English writers used it as early as the 1600s in political disputes.