a pellet of a quick-acting poison, as cyanide, for a spy to carry in order to commit suicide when faced with capture or torture.
Financial Slang. any of various business devices created to prevent a company from being taken over by another, as issuing a new class of stock or stock warrants that would become costly to the buyer in the event of a takeover.
(finance) a tactic used by a company fearing an unwelcome takeover bid, in which the value of the company is automatically reduced, as by the sale of an issue of shares having an option unfavourable to the bidders, if the bid is successful
Any financial stratagem that causes a company to be unattractive to takeover bidders: Time Warner’s poison pill effectively bars an investor from owning more than 15 percent of the company’s outstanding shares (mid-1980s+ Business & finance)
noun 1. a shrub or small tree, Rhus vernix (or Toxicodendron vernix), of swampy areas of the eastern U.S., having pinnate leaves and causing severe dermatitis when touched by persons sensitive to it. poison sumac n. A swamp shrub of the southeast United States, having compound leaves and greenish-white berries and causing an itching rash […]
- Poison sumach
noun 1. an anacardiaceous swamp shrub, Rhus (or Toxicodendron) vernix of the southeastern US, that has greenish-white berries and causes an itching rash on contact with the skin Also called poison dogwood, poison elder See also sumach
[poi-zuh n-woo d] /ˈpɔɪ zənˌwʊd/ noun 1. a tree, Metopium toxiferum, of southern Florida, that has compound leaves and yellowish, berrylike fruits and is poisonous to touch.
/French pwasɔ̃/ noun 1. Siméon Denis (simeɔ̃ dəni). 1781–1840, French mathematician, noted for his application of mathematical theory to physics, esp electricity and magnetism