corner the market
Buy all or most of a commodity or stock so that its price goes up. For example, In a famous maneuver the Hunt brothers cornered the market in silver. This idiom uses corner in the sense of "drive would-be buyers into a corner." [Early 1800s]
|a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.|
|the offspring of a zebra and a donkey.|
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