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English definition of “useless”

useless

adjective     /ˈjuːs.ləs/
B1 of no use; not working or not achieving what is needed: Without fuel, the vehicles will become useless for moving supplies. [+ to infinitive] It's useless to speculate without more information. She's very good at methodical work, but useless when there's a lot of pressure.informal You're absolutely useless (= not able to act effectively) - can't you even go to the shops without getting lost!Useless and futile uselessly     /-li/ adverb Useless and futile uselessness     /-nəs/ noun [U] Useless and futile
(Definition of useless adjective from the Cambridge Advanced Learner's Dictionary & Thesaurus © Cambridge University Press)
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