as·​sem·​bly-line | \ ə-ˈsem-blē-ˌlīn How to pronounce assembly-line (audio) \

Definition of assembly-line

 (Entry 1 of 2)

: made by or as if by an assembly line especially : lacking originality or creativity bored by the novel's assembly-line plot

assembly line


Definition of assembly line (Entry 2 of 2)

1 : an arrangement of machines, equipment, and workers in which work passes from operation to operation in direct line until the product is assembled
2 : a process for turning out a finished product in a mechanically efficient manner academic assembly lines

Examples of assembly-line in a Sentence

Recent Examples on the Web: Noun

That salary hasn’t been enough to draw enough full-time workers to the factory, which requires more than 7,000 people to operate 58 assembly lines during the peak production period that begins in July. Los Angeles Times, "Chinese Foxconn factory making Amazon gear misused teenage interns," 9 Aug. 2019 After 30 years spent largely shunning publicity, Huawei has turned into one of the world’s chattier high-technology firms, inviting journalists into once-secret research laboratories and smartphone assembly lines. The Economist, "Huawei is trying to solve a hard problem," 8 Aug. 2019 Detroit also offers a ready supply of workers to man the assembly lines. Washington Post, "Trump says cities are ‘a mess.’ They’re actually enjoying a golden age.," 4 Aug. 2019 With production deadlines blown, the company was forced to rip out assembly lines and rush six planeloads of German robots at eye-watering expense to make up for delays. Michael J. Coren, Quartz, "Tesla’s losses are piling up despite record sales," 24 July 2019 More than 15,000 rolled off North American Aviation assembly lines in California and Texas during World War II. Meg Jones, Milwaukee Journal Sentinel, "P-51 Mustangs, the workhorse of World War II fighters, take center stage at EAA AirVenture," 24 July 2019 Baseball is reveling in an era of instant stardom, where major league-ready talents seemingly roll off an assembly line and right into the All-Star Game. Gabe Lacques, USA TODAY, "Five unlikely players take different paths to their first MLB All-Star Game," 9 July 2019 Cars coming off the Ford assembly lines had to be more than reliable, efficient and functional. Bart Barnes, The Denver Post, "Lee Iacocca, who rescued Chrysler from bankruptcy in the 1980s, dies at 94," 2 July 2019 Whistleblowers cited in media reports have warned of tools and other debris left inside jets and a culture of intimidation at the non-union plant, the only commercial final assembly line outside of Boeing’s Seattle industrial hub. Alan Levin,, "U.S. delves into 787 factory issues as Boeing probe expands," 29 June 2019

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'assembly-line.' Views expressed in the examples do not represent the opinion of Merriam-Webster or its editors. Send us feedback.

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First Known Use of assembly-line


1925, in the meaning defined above


1914, in the meaning defined at sense 1

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Time Traveler for assembly-line

The first known use of assembly-line was in 1914

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More Definitions for assembly-line

assembly line


Kids Definition of assembly line

: an arrangement for assembling a product mechanically in which work passes from one operation to the next in a direct line until the product is finished

Comments on assembly-line

What made you want to look up assembly-line? Please tell us where you read or heard it (including the quote, if possible).


not constant or steady

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