overoptimistic adjective - Definition, pictures, pronunciation and usage notes | Oxford Advanced American Dictionary at OxfordLearnersDictionaries.com

Definition of overoptimistic adjective from the Oxford Advanced American Dictionary

overoptimistic

adjective

NAmE//ˌoʊvərˌɑptəˈmɪstɪk//

1too confident that something will be successful I'm not overoptimistic about my chances of getting the job.

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2showing more confidence that something will be successful than is justified by later events The sales forecasts turned out to be overoptimistic.

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