- party1 n. (pl. parties) 1 a social gathering of invited guests, typically involving eating, drinking and entertainment. 2 a formally constituted political group that contests elections and attempts to take part in government. 3 a group of people taking part in a particular activity or trip. 4 a person or group forming one side in an agreement or dispute. 5 informal a person, especially one with specified characteristics. v. (parties, partying, partied) informal enjoy oneself at a party or lively gathering. PHRASES be party (or a party) to be involved in. ORIGIN ME: from OFr. partie, based on L. partiri 'divide into parts'.
- party2 adj. Heraldry divided into parts of different tinctures. ORIGIN ME: from OFr. parti 'parted'.
- partygoer n. person attending a party.
- party line n. a policy, or the policies collectively, officially adopted by a political party. 2 a telephone line shared by two or more subscribers.
- party piece n. Brit a poem, song, or trick regularly performed by someone in order to entertain others.
- party pooper n. informal a person who casts gloom over social enjoyment.
- party popper n. a device which explosively ejects thin paper streamers when a string is pulled.
From the Concise Oxford English Dictionary