An assembly of the members of such a legislature, as convened for a specific purpose or period of time (commonly designated with an ordinal number – for example, first parliament or 12th parliament – or a descriptive adjective – for example, Long Parliament, Short Parliament and Rump Parliament). [from 14th c.]
A gathering of birds, especially rooks or owls. [from 15th c.]
An officer in most legislative bodies charged with being well-versed in the parliamentary rules of that legislative house, and whose rulings are taken as authoritative, to be appealed only to the whole of the house itself under special rules.