American Heritage® Dictionary of the English Language, Fourth Edition
- n. A business or industrial establishment whose employees are required to be union members or to agree to join the union within a specified time after being hired. Also called closed shop.
- n. A place of employment in which newly hired workers must join the union representing the workers within a certain period of time, typically 30 days.
- n. a company allowed to hire nonunion workers on the condition that they will join the union within a specified time
“At the end of ten years the once defeated union was strong enough to enforce its demands for a union shop and in spite of the distaste of the firm for the arrangement, no obstacle to harmonious relations with the union remained but for the refusal of the trade-unionists to receive as one of their members the old crippled employee, whose spirit was broken as last and who was now willing to join the union and to stand with his old enemies for the sake of retaining his place.”
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