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green-collar

[green-kol-er]
adjective
  1. noting or pertaining to workers, jobs, or businesses that are involved in protecting the environment or solving environmental problems.
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noun Also green collar.
  1. a green-collar worker.
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Origin of green-collar

1990–95; green in the sense ‘environmentally sound or beneficial’; on the model of blue-collar, white-collar
Dictionary.com Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2018
British Dictionary definitions for green-collar

green-collar

adjective
  1. of, relating to, or designating workers involved in environmental protection, or employed by companies that have protection of the environment as a stated aim
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Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012