1. a state of disagreement or dispute
Usage: always used in the phrase ‘at loggerheads’
2. large sea turtles with massive heads
Usage: zoological term

Examples

• The two countries have been at loggerheads over trade policies for months.
• The board members were at loggerheads about the budget proposal.
• Management and the union are at loggerheads over working conditions.
• The siblings were constantly at loggerheads during their childhood.
• Loggerheads are endangered sea turtles found in warm ocean waters.
• The conservation group works to protect loggerheads from fishing nets.