Wankos
Australian slang used to describe a person of the name dropping or flashy variety. Derived from the term wanker Similar to Eurotrash. Wankos tend to have insatiable egos, can lack social manners and tact (unlike JC); Will often commit social faux pas in the name of vanity.

Singular; Wanko.
"Yes I'd love to go to the Ivy, but lately it's been full of Wankos"

"Check out that Wanko haircut"