Noun: "the phenomenon of women paying more than men for the same products and services (e.g. haircuts, dry-cleaning, toiletries)"
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15th c.
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2014 , Rhian Williams, "Government investigates 'pink tax' ", The Riviera Times , 6 November 2014:
The French government has opened an investigation after an online campaign revealed a hidden ‘pink tax ’ among the country's retailers.
2014 , Louise McBride, "Women vs men: it's the gender spender divide ", Irish Independent , 16 November 2014:
The French government ordered an investigation into the so-called 'pink tax' earlier this month after it emerged that women were paying more than men in supermarkets for apparently identical products.
2015 , Caroline Thompson, "Four things that cost more for women than men ", The Christian Science Monitor , 14 March 2015:
As a gal on a budget, there are few things more infuriating than the dreaded "pink tax ."
2015 , Elizabeth Glover, "'Pink Tax' present nationwide, but at Miami men pay more for products ", The Miami Student (Miami University, Oxford, Ohio), Volume 144, Number 17, 27 October 2015, page 2