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.

The idiom "spill the beans" means to reveal a secret or share confidential information. It is often used when someone has unintentionally disclosed sensitive information, or when they are about to do so.

"A nod is as good as a wink" is an idiom that means to acknowledge or agree with something, usually without saying anything directly. It can also imply that someone has given their tacit approval or consent for something, even if they don't express it verbally.

The idiom "bundle of nerves" is used to describe someone who is very tense, anxious or nervous. It's a figurative expression that compares a person's emotional state to a bundle of twigs that are tightly tied together and are easily agitated or upset.

The idiom "you can’t teach an old dog new tricks" means that someone or something is stubborn, resistant to change, or not capable of learning new things.