junketeer
[ juhng-ki-teer ]
/ ˌdʒʌŋ kɪˈtɪər /
noun
a person who goes on junkets, especially regularly or habitually: weekend junketeers to Las Vegas.
verb (used without object)
to go on a junket, especially at government or another's expense: congressmen who regularly junketeer to Europe and the Far East.