a white-collar worker is someone who works in an office, doing mental rather than physical work.

The ratio of white-collar workers to production workers in the American manufacturing industry was declining. (always before noun)

The earnings of women in white-collar jobs are the second highest in Britain.

The 1980's saw an explosion in white-collar crime. (= crimes committed by white-collar workers, especially stealing from the organization they work for)

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• have the right to first refusal
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• have the run of somewhere
• have the run of swh