Formal meeting of all members of an organization.

plural of general assembly

assembly hall

(obsolete) A social event, sometimes organized regularly, at which guests play card games.

A designated place where people gather (or assemble) for a particular reason.

plural of assembly point

plural of national assembly

plural of conditional assembly language

(programming) That part of an assembly language used to write macros.

(military) An area within an operational area or battlefield (usually in a sheltered location), where a military unit assembles and makes final preparations for an attack before moving to the line of departure, which is the starting line for the attack.