Mark Twain was famous for his colossal lies.
I like Colossal Shrimp, even if their name is a contradiction of terms.
Colossal statues are awesome!
When I first took a look ate my new school it was colossal than the other
"...and the building wasn't just big, it was colossal. It stood higher than anything around it"
McCain made a colossal blunder
A bear is a very colossal animal.
Because of my colossal intellect, I am worshiped far and wide for my amazing answers.
The event was a colossal failure
It is typically a reference to size. For example: That building to the left is colossal. The size of his bicep is colosal. There is a colossal divide between the shores. Stuff like that.
gigantesque.
The colossal foot print was prodigious. I knew that it had to be a dinosaur's
There are several colossal statues in Greece.
Per dictionary.com, you spell it "colossal" if you're referring to something of extraordinary size.
Colossal is an adjective.