union shop

noun

1. a shop, business establishment, or part thereof, in which terms and conditions of employment for all employees are fixed by agreement between the employer and a labor union.

2. a shop, business, etc., in which membership in a union is made a condition of employment, but in which the employer may hire nonunion workers provided that they become members after a stated period, usually 30 days.

union shop

noun

1. (formerly) an establishment whose employment policy is governed by a contract between employer and a trade union permitting the employment of nonunion labour only on the condition that such labour joins the union within a specified time period Compare open shop closed shop

union shop

1. A business or industry in which all new workers must join a labor union after a specified period of time. (See closed shop and right-to-work laws.)

Word History and Origins

Origin of union shop¹

First recorded in 1900–05