The idiom "hold your horses" means to wait patiently or take a moment to think before making a decision or taking action. It can also mean to control one's emotions, particularly when things are happening too quickly or unexpectedly.

The idiom "button your lip" means to keep quiet or be silent. It is a way of telling someone to stop talking or to control their words.

The idiom "bark up the wrong tree" is used when someone pursues a false lead or makes a mistake while searching for something. It means that the person has gone in the wrong direction and is likely to waste time and energy without finding what they are looking for.

The idiom "get through" means to complete or finish something, especially a difficult task or a challenging experience. It can also mean to survive or endure a hardship or a difficult period of time. Example sentences:

• She got through her exams with flying colors.

The idiom "over my dead body" is an expression used to convey strong opposition or refusal to something. It means that the speaker would rather die than accept the thing that is being proposed, as it goes against their beliefs or values.