(A). The condition of the market with respect to a commodity which has been largely bought up, in order to create a virtual monopoly and enhance its market price; as a salt-corner, a corner in pork, etc. The idea is that the goods are piled and hidden in a corner out of sight.
“The price of bread rose like a rocket, and speculators wished to corner what little wheat there was.” —New York Weekly Times (June 13, 1894).
Driven into a corner. Placed where there is no escape; driven from all subterfuges and excuses.
(The). Tattersall's horse-stores and betting-rooms, Knightsbridge Green. They were once at the corner of Hyde Park.
There's nothing I have done yet, o' my conscience, Deserves a corner.
Shakespeare: Henry VIII., iii. 1.
Source: Dictionary of Phrase and Fable, E. Cobham Brewer, 1894