as·sem·bly | \ ə-ˈsem-blē \
plural assemblies

Definition of assembly 

1 : a company of persons gathered for deliberation and legislation, worship, or entertainment an assembly of religious leaders

2 capitalized : a legislative body specifically : the lower house of a legislature

3 : a meeting of a student body and usually faculty for administrative, educational, or recreational purposes A school assembly was held in the auditorium.

4a : assemblage sense 1 an assembly of well-wishers

b : assemblage sense 2 a place of public assembly

5 : a signal for troops to assemble or fall in

6a : the fitting together of manufactured parts into a complete machine, structure, or unit of a machine the assembly of an automobile

b : a collection of parts so assembled

7 : the translation of assembly language to machine language by an assembler

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Examples of assembly in a Sentence

The parts are made in this factory and then shipped to another country for assembly. the New York State Assembly an assembly of armed men School assemblies were usually held in the cafeteria.
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Recent Examples on the Web

Kehoe is elected to the state assembly; her City Council seat is won by Toni Atkins, also gay., "Timeline of local LGBT history," 8 July 2018 At several points this year, Tesla shut down Model 3 production for days at a time to revamp the assembly process. David R. Baker,, "Tesla factory production jumps, and Model 3 hits elusive goal," 2 July 2018 Overall, the site would likely offer a location for light manufacturing, distribution, assembly or some type of industrial use. Erik S. Hanley, Milwaukee Journal Sentinel, "Amazon has competition for Oak Creek parcel that could become fulfillment center in new business park," 10 July 2018 Daimler has already spent significant amounts of money to build out lithium-ion battery assembly in Germany. Megan Geuss, Ars Technica, "Chinese firm will build battery factory in Germany to supply BMW, Volkswagen," 9 July 2018 This guide will direct you to your state assembly or legislature's website., "How You Can Help Keep Abortion Safe & Legal In Light Of Justice Kennedy Retiring," 28 June 2018 Ikea, the world’s biggest furniture retailer, bought TaskRabbit last fall for an undisclosed amount and now offers TaskRabbit furniture assembly in all of its stores, including Emeryville. Carolyn Said,, "TaskRabbit trims prices in bid to find more clients," 20 June 2018 But in the wake of the Trump-Kim meeting, President Moon Jae-in’s party thundered to a big win in local elections, taking 11 of 12 assembly seats. Heather Hurlburt, Daily Intelligencer, "These Are the Questions Foreign-Policy Experts Are Asking About the Trump-Kim Summit," 13 June 2018 Marcus Vaughn, the employee behind the federal lawsuit, alleged that he and other black employees were called the n-word on an assembly floor even after complaining about it. Adam Ashton, sacbee, "Elon Musk's Tesla says new state rule punishes it for doing business in California," 11 June 2018

These example sentences are selected automatically from various online news sources to reflect current usage of the word 'assembly.' 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

14th century, in the meaning defined at sense 1

History and Etymology for assembly

Middle English assemblee, from Anglo-French, from assembler — see assemble

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Statistics for assembly

Last Updated

12 Sep 2018

Look-up Popularity

Time Traveler for assembly

The first known use of assembly was in the 14th century

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More Definitions for assembly



English Language Learners Definition of assembly

: the act of connecting together the parts of something (such as a machine) : the act of assembling something

: a group of people who make and change laws for a government or organization

: a group of people who have gathered together


as·sem·bly | \ ə-ˈsem-blē \
plural assemblies

Kids Definition of assembly

1 : a group of people gathered together an assembly of citizens a school assembly

2 capitalized : a group of people who make and change laws for a government or organization

3 : the act of gathering together The right of assembly is protected by the First Amendment to the United States Constitution.

4 : the act of connecting together the parts of This toy requires no assembly.

5 : a collection of parts that make up a complete unit Remove the rear wheel assembly.


plural assemblies

Legal Definition of assembly 

1a : a company of persons collected together in one place usually for some common purpose

b capitalized : a legislative body especially that makes up the lower house of a legislature — see also general assembly, legislative assembly

2 : the act of coming together : the condition of being assembled — see also unlawful assembly

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Comments on assembly

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