party hat

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Concise Oxford English Dictionary © 2008 Oxford University Press:
party1

▶noun (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.

▶verb (parties, partying, partied) informal enjoy oneself at a party or other lively gathering.

– phrases
be party (or a party) to be involved in.

– origin ME: from OFr. partie, based on L. partiri ‘divide into parts’.

Concise Oxford English Dictionary © 2008 Oxford University Press:
party2

▶adjective Heraldry divided into parts of different tinctures.

– origin ME: from OFr. parti ‘parted’.