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English definition of “bias”

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bias

noun uk   /ˈbaɪ.əs/ us  

bias noun (PREFERENCE)

C2 [C usually singular, U] the action of supporting or opposing a particular person or thing in an unfair way, because of allowing personal opinions to influence your judgment: The senator has accused the media of bias. Reporters must be impartial and not show political bias. There was clear evidence of a strong bias against her. There has always been a slight bias in favour of/towards employing liberal arts graduates in the company. [C usually singular] the fact of preferring a particular subject or thing: She showed a scientific bias at an early age.
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bias noun (CLOTHING)

[U] specialized fabrics a direction at an angle across the threads of woven material: The dresses in his new winter collection are all cut on the bias (= in a diagonal direction across the cloth).

bias

verb [T] uk   /ˈbaɪ.əs/ (-s- or UK also -ss-) us  
to cause someone or something to have a bias: The judge ruled that the information should be withheld on the grounds that it would bias the jury against the accused.
(Definition of bias from the Cambridge Advanced Learners Dictionary & Thesaurus © Cambridge University Press)
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