(informal) To organize and execute a party.

An orgy.

A party, typically involving simple food, thrown in a cordoned-off street or road by its residents

plural of after-party

A party in a sorority or fraternity where each member invites one or more crushes (people they are attracted to), who do not initially know which person invited them.

(sexuality) Uninhibited, high-risk sexual activity accompanied by the use of recreational drugs.

(intransitive) To engage in such activity.

An event to coincide with the commercial release of a product or service.

plural of tea party

Any of various independent, fiscally conservative political groups in the twenty-first-century United States.