user noun

ADJ. heavy, large heavy users of credit The larger users of the service have to pay more. | small | daily, regular | current, existing Existing users will be able to upgrade their software at a reduced price. | first-time, novice They offer a short course to first-time users of the software. | end The company supplies its computers direct to the end user. | computer, PC | business, home a computer intended for business and home users | bus, car, rail, road, transport | wheelchair A special entrance is being built for wheelchair users. | library | service a survey of health service users | telephone | electricity, energy | drug, heroin, etc.

You can also check other dicts: user (English, 中文解释 ), wordnet sense, Collins Definition