the practice of buying a large block of a company's stock in order to force a rise in stock prices or an offer by the company to repurchase that block of stock at an inflated price to thwart a possible takeover bid.
a calculus or concretion found in the stomach or intestines of certain animals, esp. ruminants, formerly reputed to be an effective remedy for poison.
a printed punctuation mark (‽), available only in some typefaces, designed to combine the question mark (?) and the exclamation point (!), indicating a mixture of query and interjection, as after a rhetorical question.
a screen or mat covered with a dark material for shielding a camera lens from excess light or glare.
(esp in the US) the practice of a company buying sufficient shares in another company to threaten takeover and making a quick profit as a result of the threatened company buying back its shares at a higher price
[C20: a blend of green (sense 8) orgreenback (sense 2) + blackmail]