(economics) an economic metric that measures the responsiveness of the quantity demanded for a good to a change in the price of another good

plural of hour of need

(idiomatic) the time when help is most needed

A meeting of a deliberative assembly according to modified procedural rules based on those of a committee.

plural of committee of the whole

(law) A common law rule that establishes three age brackets for determining a juvenile's culpability for a tort or a crime.

(law) A common law rule according to which an ambiguous criminal law should be interpreted in the way most favorable to the defendant.

(law) Synonym of rule of lenity

(historical) A person employed by the English Exchequer and its successors to work in the pipe office maintaining the pipe rolls on which government income and expenditure were recorded.

(historical) An office in the Court of Exchequer in which the clerk of the pipe made out crown-land leases.