Pronunciation: (u-sem'blē),[key] —n., —pl.-blies. 1. an assembling or coming together of a number of persons, usually for a particular purpose: The principal will speak to all the students at Friday's assembly. 2. a group of persons gathered together, usually for a particular purpose, whether religious, political, educational, or social.
3. (often cap.)Govt.a legislative body, esp. the lower house of the legislature in certain states of the U.S.: a bill before the assembly; the New York State Assembly. 4. Mil. a. a signal, as by drum or bugle, for troops to fall into ranks or otherwise assemble.
b. the movement of forces, tanks, soldiers, etc., scattered by battle or battle drill, toward and into a small area.
5. the putting together of complex machinery, as airplanes, from interchangeable parts of standard dimensions.
6. Mach.a group of machine parts, esp. one forming a self-contained, independently mounted unit. Cf. subassembly.