Cambridge Dictionaries online Cambridge Dictionaries online

The most popular online dictionary and thesaurus for learners of English

English definition of “useless”

See all translations

useless

adjective uk   /ˈjuːs.ləs/ us  
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!
More examples
uselessly
adverb uk   /-li/ us  
uselessness
noun [U] uk   /-nəs/ us  
(Definition of useless from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
What is the pronunciation of useless?
Add Cambridge dictionaries to your browser to your website

Definitions of “useless” in other dictionaries

Word of the Day

luck out

to be very lucky

Word of the Day

Think long and hard; the language of decisions

by Liz Walter,
January 28, 2015
One of the best ways (perhaps the best way) to improve your English is to learn how words go together in phrases, idioms, or other patterns such as verb/noun or adjective/noun pairs (often called ‘collocations’). This blog looks at some useful phrases and collocations connected with the subject of decisions, something we

Read More 

micro pig noun

January 26, 2015
an extremely small pig, bred to be a pet Micro pigs have become popular pets recently, with famous owners including Victoria Beckham, Paris Hilton and Olympic diver, Tom Daley.

Read More