Select the most appropriate meaning of the given idiom.

In seventh heaven

Extremely happy

The most appropriate meaning of the idiom "in seventh heaven" is extremely happy. It is an informal expression that means to be in a state of great happiness or bliss. The idiom is thought to have originated in the 17th century, and it is believed to be a reference to the seven heavens of the Christian and Islamic faiths, which are believed to be the highest levels of paradise.

The other options for the meaning of the idiom are incorrect.

• Extremely sad does not mean in seventh heaven.
• Seven-day birthday ceremony does not mean in seventh heaven.
• In the presence of God does not mean in seventh heaven.