The act of assembling. The state of being assembled. A group of persons gathered together for a common reason, as for a legislative, religious, educational, or social purpose. The lower house of the legislature in certain U.S. states. The putting together of manufactured parts to make a completed product, such as a machine or electronic circuit. A set of parts so assembled. A signal by bugle or drum for troops to come together in formation. Computer Science The automatic translation of symbolic code into machine code. Computer Science An assembly language.