Meaning of GAZUMP

WordNet Dictionary
	Definition:		[v]  raise the price of something after agreeing on a lower price [v]  rip off; ask an unreasonable price
	Synonyms:		fleece, hook, overcharge, pluck, plume, rob, soak, surcharge
	Antonyms:		undercharge
	See Also:		beat, bill, charge, cheat, chisel, extort, gouge, rack, rip off, wring