Humongous

hjuːˈmʌŋɡəs

adjective

extremely large; enormous

The word 'humongous' is a playful and informal way to describe something that is exceptionally large or massive. It adds an element of emphasis and exaggeration to convey the immense size of an object or concept.

"And there'll be little flags on the hoods, with HB on them —" "— for Humongous Bighead," said Fred.

J. K. Rowling

Harry Potter and the Prisoner of Azkaban

"Also it 'pears to me you're offerin the keys to one humongous great engine."

Stephen King

Dark Tower 7 - The Dark Tower