The highest amount paid for
reach the top
It's kind of like "blew his top", which means that he/someone had an outburst of anger.
It is not an idiom, it means your nose is itching.
It could mean a large roll of hair on the back or top of the head, or it could mean a large buttocks or it could just mean a large bread roll.
idiom means expression like a page in a book
The head person.
It's not an idiom. It means just what it says -- something is on the crest of a wave. The crest is the top of the wave.
Yes, "top dollar" is a colloquial term that means the highest price or amount of money that can be paid for something. It is often used informally in conversations or business negotiations.
Yes, the phrase "at the top of the ranking" is an idiom that means being in a high position or achieving a top score in a list or hierarchy.
It means that you feel euphoric and totally optimistic.
Nothing. I believe you misspelled WORLD - "on top of the world" means that everything is going well for you and you feel great.
reach the top
This is not an idiom. The verb "lay" is the past tense of "lie," and means that whatever or whoever the subject of the sentence may be, they were laying down on top of some hay.
It means you are at the peak, the highest point you are going to get. You usually see this in a business sense, as in someone is "on top" of other businesses or people.
That means answering with the first thought(s) that come(s) to mind.
It's kind of like "blew his top", which means that he/someone had an outburst of anger.
No, "blew his top" is considered an idiom.