'To rig the market' definitions:

Definition of 'To rig the market'

From: GCIDE
  • Rig \Rig\, v. t. To make free with; hence, to steal; to pilfer. [Obs. or Prov.] --Tusser. [1913 Webster]
  • To rig the market (Stock Exchange), to raise or lower market prices, as by some fraud or trick. [Cant] [1913 Webster]