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English definition of “big-time”

big-time

adjective [not gradable] /ˈbɪɡ ˌtɑɪm/
infml relating to someone or something that is famous or successful: Her influence is secure even though she's had limited experience in big-time politics.

big-time

adverb [not gradable] (also big time)  //
infml to a large degree; in an extreme way: I flunked the test big time.
(Definition of big-time adjective, adverb from the Cambridge Academic Content Dictionary © Cambridge University Press)
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