gazumph

gazumph

(gəˈzʊmpf)
1. tv. to raise the price of a house after it is sold. They tried to gazumph the price at the closing.
2. tv. to subject someone to the raising of the price of a house after it is sold. If they try to gazumph you, tell them to forget the deal.
References in periodicals archive ?
The word reputedly derives from the Yiddish gazumph or gazoomph, meaning to overcharge or swindle.