Definition of useless adjective from the Oxford Advanced Learner's Dictionary



    BrE BrE//ˈjuːsləs//
    ; NAmE NAmE//ˈjuːsləs//
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  1. 1  not useful; not doing or achieving what is needed or wanted This pen is useless. useless (to do something) He knew it was useless to protest. useless (doing something) It's useless worrying about it. The quality ranged from acceptable to worse than useless. She tried to work, but it was useless (= she wasn't able to).
  2. 2useless (at something/at doing something) (informal) not very good at something; not able to do things well I'm useless at French. Don't ask her to help. She's useless.
  3. Extra examples A computer program with too many icons is worse than useless. Her efforts to avoid him proved useless. I’m pretty useless at this job. The condition rendered her legs virtually useless. The information was useless to him. The land is useless for cattle. There are two manuals, both of them equally useless. They rejected the designs as useless. This drug is useless in the treatment of patients with AIDS. Critics argued that the space programme was a useless waste of money. Don’t ask her to help. She’s useless. It’s useless worrying about it. The letter is useless as evidence. useless at football/​your job/​remembering names
See the Oxford Advanced American Dictionary entry: useless