Simple Definition of enormous
: very great in size or amount
Examples of enormous
They live in an enormous house.
We chose not to undertake the project because of the enormous costs involved.
Origin of enormous
Latin enormis, from e, ex out of + norma rule
First Known Use: 1531
Synonym Discussion of enormous
Seen and Heard
What made you want to look up enormous? Please tell us where you read or heard it (including the quote, if possible).