party

Dictionary definition · party

an organization to gain political power"in 1992 Perot tried to organize a third party at the national level"
a gathering of people for pleasure"she joined the party after dinner"
a band of people associated temporarily in some activity"they organized a party to search for food"
an occasion on which people can assemble for social interaction and entertainment"he planned a party to celebrate Bastille Day"
a person involved in legal proceedings"the party of the first part"

have or participate in a party"The students were partying all night before the exam"

Source: Open English WordNet (CC BY 4.0).