A bus, often, a converted school bus, or other large vehicle used to transport large numbers of people to strip clubs, taverns and other party spots.

(US) A small gift given to a guest at a party, as a souvenir. / (informal, euphemistic) A narcotic, particularly an amphetamine, to be shared at a gathering.

(derogatory) A new political party that sprouts up quickly before an election, but proves short-lived.

A single telephone line which is shared by two or more households. / The official policy of a political party or other organization.

A woman's dress that is too elegant, revealing, dressy or impractical for normal wear.

(idiomatic) A person known for frequent, enthusiastic attendance at parties, especially one whose partying behavior is exuberant or excessive.

(idiomatic) A person who participates in entertainment events in a very enthusiastic manner and who has a leading role in inspiring others to join in the spirit of festivity.

A woman, especially one who is young, who is known for her enthusiastic and frequent attendance of parties; a female party animal. / (euphemistic) A female prostitute.

A bias or preconceived opinion.

plural of gander party