user us‧er [ˈjuːzə ǁ -ər] noun [countable]
someone or something that uses a product or service:
• Computer users can download the program and use it free of charge for 90 days.
ˌend ˈuser also end-user MARKETING
the person who actually uses a particular product or service, rather than someone involved in its production or sale:
• End users used to get very little say in what software they got.
• The company is examining the feasibility of retail outlets or catalogues, instead of selling direct to the end-user as in the past.
ˌlead ˈuser
MARKETING a company or person that is the first to need or use a new product or service:
• Lead users often have ideas for adapting existing products.
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user UK US /ˈjuːzər/ noun [C]
► someone who uses a product, machine, or service: »
The popular portable email device has over 10 million users worldwide.
computer/internet users »Internet users have been shaken by security breaches in online banking.
»heavy/light users of the service
Financial and business terms. 2012.