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English definition of “accessory”

accessory

noun [C]     /əkˈsesəri/ (plural accessories)
[usually plural] something extra that improves or completes the thing it is added to: The store also sells computer accessories, such as cables , batteries , and webcams . These accessories are designed to enhance driver comfort . a range of women's fashion accessories bathroom / home / kitchen accessories car / cell phone accessories
LAW a person who helps another person to commit a crime but does not take part in it: He was charged as an accessory to murder .
accessory after the fact LAW someone who helps a person after they have committed a crime , for example by hiding them from the police
accessory before the fact LAW someone who helps in the preparation of a crime
(Definition of accessory noun from the Cambridge Business English Dictionary © Cambridge University Press)
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