fancynumber
nounUK /ˈfænsi ˈnʌmbə/
US /ˈfænsi ˈnʌmbər/
A fancy number is a special number that looks cool or is fun to say.
Seven is my favorite fancy number because it has a lucky sound.
OTHER MEANINGS
2. A number written in a decorative or stylish way.
She wrote her age as a fancy number with curly lines.
3. A number that is bigger or more unusual than ordinary ones.
A million is a fancy number to a little kid.
4. A number used in a game or trick to impress people.
The magician picked a fancy number to guess.