English Meaning & Definitions
To be extremely happy, joyful, or blissful.
- “She was on cloud nine for days after receiving her acceptance letter into her dream university.”
- “When the team won the championship game, the players were all on cloud nine.”
English Synonyms & Near Equivalents
English Antonyms & Opposites
Comprehensive Thesaurus Breakdown
Compare formal, informal, literary synonyms and register nuances for “be on cloud nine”.
The exact origin of 'cloud nine' is somewhat debated, but a popular theory traces it to the U.S. Weather Bureau's classification system from the 1950s, where 'Cloud Nine' (cumulonimbus clouds) was designated as the highest and most majestic cloud type, reaching up to 30,000 feet. Alternatively, some etymologists suggest it derived from earlier phrases like 'cloud seven' found in the 19th-century international meteorological codes.
Imagine floating way up high in the sky on the fluffiest, happiest cloud numbered 9 because you are feeling extremely joyful.
Frequently Asked Questions About “be on cloud nine”
1. What is the meaning of “be on cloud nine” in English?
In English, be on cloud nine (idiom) is defined as: “To be extremely happy, joyful, or blissful.”.
2. How do you use “be on cloud nine” in a sentence?
“She was on cloud nine for days after receiving her acceptance letter into her dream university.”
3. What are English synonyms of “be on cloud nine”?
4. What is the etymology and word origin of “be on cloud nine”?
The exact origin of 'cloud nine' is somewhat debated, but a popular theory traces it to the U.S. Weather Bureau's classification system from the 1950s, where 'Cloud Nine' (cumulonimbus clouds) was designated as the highest and most majestic cloud type, reaching up to 30,000 feet. Alternatively, some etymologists suggest it derived from earlier phrases like 'cloud seven' found in the 19th-century international meteorological codes.
🇬🇧More English Words to English
View all English words →The base unit of time in the International System of Units (SI), equal to the duration of 9,192,631,770 periods of the radiation corresponding to the transition between the two hyperfine levels of the ground state of the caesium-133 atom.
A specific duration of time equal to one hour and forty-six minutes and twelve seconds.
The cardinal number equal to one thousand million (1,000,000,000), expressed in scientific notation as 10^9.
A specific duration of time equivalent to one hour and forty-six minutes.