I don't know what an idiom packet is, so no.
If you give a horse free rein, you let it go wherever it wants without trying to control it. The idiom uses the same definition, only with people - you've given someone permission to do something however they wish to do it, without trying to control things.
An idiom is a phrase or expression that typically cannot be understood by the literal meanings of its individual words. For example, "break a leg" is an idiom used to wish someone good luck in a performance, but it does not literally mean to break a leg.
An idiom can also be called a figure of speech or a saying.
The best way to find out the meaning of an idiom is to look it up in a reputable dictionary or idiom database. You can also search online for the idiom along with the word “meaning” to find explanations and examples of its usage. Additionally, asking a native speaker or language teacher for clarification can help you understand the idiom better.
Can you literally be inside of a pickle?No, so it's an idiom. It means in trouble.
An idiom that means surrender is to "wave the white flag." A closely related idiom is to "throw in the towel" which means to give up."
Generally this term means , give it a try
too early to give up & give in
To keep struggling and not give up.
Yes, "give a gift from the heart" is an idiom that means to give a gift with sincerity, thoughtfulness, and genuine emotion. It emphasizes the intention and emotion behind the gift rather than its material value.
middling meat
To give someone the slip means to escape from their attempt to capture you.
It means to concede defeat and stop trying.
"Hit the books" is a sentence.
No, I can't.
"Animal" is not an idiom. An animal is a living thing with more than one cell which cannot make its own energy.
Leaders like her are a dime a dozen.