noun 1 an assembly or meeting, especially a social or festive one or one held for a specific purpose: a family gathering 2 a set of printed signatures of a book, gathered for binding assembly- a group of people gathered together in one place for a common purpose. assembly lesemblel noun(plural assemblies) 1 a group of people gathered together in one place for a common purpose: an assembly of scholars and poets. a group of people elected to make laws or decisions for a particular country or region, especially the lower legislative house in some US states: the Connecticut General Assembly 2 the action of gathering together as a group for a common purpose: a decree guaranteeing freedom of assembly. a regular gathering of the teachers and students of a school: catcalling occurred during the assembly. (usually the assembly) chiefly historical a signal for troops to assemble, given by drum or bugle. 3 loften as modifierl the action of fitting together the component parts of a machine or other object: a car assembly plant. a unit of components that have been fitted together: the tail assembly of the aircraft. lusually as modifierl Computing the conversion of instructions in low-level code to machine code by an assembler ORIGIN participle of asembler Middle English: from old French. asemblé, feminine past(see assemble) forum a place, meeting, or medium where ideas and views on a particular issue can be exchanged. forum foram noun(plural forums) issue can a meeting, or medium where ideas and views on a particular views on be exchanged: it will be a forum for consumers to exchange their medical research,