Select the most appropriate meaning of the given idiom.

On cloud nine

Very happy

The most appropriate meaning of the idiom "on cloud nine" is very happy.

The idiom is thought to have originated in the early 1900s, and it is often used to describe someone who is feeling extremely joyful and content. It is sometimes used to describe someone who is so happy that they feel like they are floating on air, or even flying.

Here are some examples of how the idiom "on cloud nine" can be used in a sentence:

• "She was on cloud nine after getting married."
• "He was on cloud nine when he heard the news."
• "The team was on cloud nine after winning the championship."