[ guh-zuhmp ]
/ gəˈzʌmp /
British Slang.

verb (used with object)

to cheat (a house buyer) by raising the price, at the time a contract is to be signed, over the amount originally agreed upon.


an act of gazumping.

Nearby words

  1. gaziantep,
  2. gazillion,
  3. gazillionaire,
  4. gazogene,
  5. gazpacho,
  6. gazunder,
  7. gb,
  8. gba,
  9. gbari,
  10. gbe

Origin of gazump

First recorded in 1925–30; earlier gazoomph to swindle, argot word of uncertain origin

Related formsga·zump·er, noun Unabridged Based on the Random House Unabridged Dictionary, © Random House, Inc. 2019

British Dictionary definitions for gazump


/ (ɡəˈzʌmp) British /


to raise the price of something, esp a house, after agreeing a price verbally with (an intending buyer)
(tr) to swindle or overcharge


the act or an instance of gazumping
Derived Formsgazumper, noun

Word Origin for gazump

C20: of uncertain origin

Collins English Dictionary - Complete & Unabridged 2012 Digital Edition © William Collins Sons & Co. Ltd. 1979, 1986 © HarperCollins Publishers 1998, 2000, 2003, 2005, 2006, 2007, 2009, 2012