(Ireland, dated, humorous) The Irish defence forces reserve.

(astronomy) a low-luminosity cluster of brown dwarfs and white dwarfs

Alternative form of house of assembly

(politics) Especially in current or former countries of the Commonwealth of Nations and in former British colonies, the official meeting place of elected legislators (usually the lower house of a bicameral legislature) where laws are debated and enacted.

plural of intangible asset

(education) A teacher in a higher education institution who ranks above an assistant professor and below a professor.

(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.

plural of tactical assembly area

An unincorporated association of people who join together for the purpose of defining and enforcing local law.

(phonetics) A kind of assimilation associated with the English spoken in Yorkshire, England, where a final voiced obstruent preceding an initial voiceless obstruent is devoiced.