bone of contention

Definition

Something that continues to be disputed; something on which no agreement can be reached.

Etymology

A reference to two dogs fighting over the same bone.

Example Sentences

• "It is still a bone of contention whether to go ahead with the original plan in light of the new evidence."
• "The crossing caused serious congestion with long traffic hold-ups, and had been a bone of contention between the local authorities and the railway for over eighty years. It was controlled from Fletton Road Junction Signalbox (removed at the same time) and, until a wheel was installed in 1920, required two gatemen on each turn of duty."
• "England's "Football Coming Home" anthem became a serious bone of contention at the World Cup - with Croatia using it as a sign of arrogance from their opponents in the build up to the semi-final."