a group of people working together to establish or promote particular theories or principles of government which they hold in common; esp., an organized political group which seeks to elect its candidates to office and thus to direct government policies
any group of persons acting together; specif.,
a group sent out on a task or mission: a surveying party
a group meeting together socially to accomplish a task: a quilting party
a group assembled for amusement or recreation: a fishing party
a gathering for social entertainment, or the entertainment itself, often of a specific nature: a birthday party, cocktail party
a person who participates or is concerned in an action, proceeding, plan, etc.: often with to: to be a party to a conspiracy
either of the persons or sides concerned in a legal matter
Informal a person: the party who telephoned
adjective
of or having to do with a political party: a party leader
Informal to take part in social activity, as at a party, in an unrestrained, often boisterous manner, usually while drinking alcoholic beverages, taking drugs, etc.