Definition of “colossal” - English Dictionary

british dictionary

“colossal” in American English

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colossaladjective [ not gradable ]

us /kəˈlɑs·əl/

(esp. of something bad) very great:

The whole business has been a colossal failure/mistake.
It was a colossal waste of time.

(Definition of “colossal” from the Cambridge Academic Content Dictionary © Cambridge University Press)