plural assemblies
1
: the act of connecting together the parts of something (such as a machine) : the act of assembling something
The parts are made in this factory and then shipped to another country for assembly.
No assembly required. [=this product is already put together]
2
: a group of people who make and change laws for a government or organization
the organization's general assembly
elected legislative assemblies
the New York State Assembly
the French National Assembly
3
a
: a group of people who have gathered together
an assembly of armed men
b
: a meeting of all the teachers and students of a school
School assemblies were usually held in the cafeteria.
4
: the act of gathering together to talk about issues
Freedom of speech and freedom of assembly are protected by the U.S. Constitution.
Cite this Entry
“Assembly.” Merriam-Webster.com Simple Definition, Merriam-Webster, https://www.merriam-webster.com/simple/assembly. Accessed 15 Jun. 2026.
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