business casual
nounDefinition of business casual
chiefly US
: a style of dressing for white-collar employees that is less formal than traditional business attire
I sat at my desk the other afternoon, dressed in business casual, and wistfully fingered my most recent pay stub. … And I thought as I've thought before: perhaps it's no coincidence that business casual is sweeping the country just as white-collar job security evaporates.— Jay Weiser, New Republic, 26 Feb. 1996
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