The idiom "bone of contention" refers to a topic or issue that causes disagreement or conflict between people. It is an issue that people strongly believe in and are unwilling to compromise on, often leading to heated arguments or disputes.

The idiom "wag the dog" is used to describe a situation where someone or something is causing chaos or stirring up trouble in order to divert attention away from a problem or issue.

The idiom "slam dunk" means to do something with great success or ease, often by taking advantage of a weakness or vulnerability. It can also mean making a decisive and powerful impact.

The idiom "lend me your ears" is an expression that means to listen attentively or carefully. It suggests that the listener should focus their attention fully on what the speaker is saying, without any distractions or interruptions.

The idiom "neck and neck" means to be very close or level with someone else, either literally or figuratively. It can also mean being evenly matched or in a dead heat.