pest(redirected from Pests)
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1. Any disease of wide prevalence or of excessive mortality.
2. An acute infectious disease caused by the bacterium Yersinia pestis and marked clinically by high fever, toxemia, prostration, a petechial eruption, lymph node enlargement, pneumonia, or hemorrhage from the mucous membranes; primarily a disease of rodents, transmitted to humans by fleas that have bitten infected animals. In humans the disease takes one of four clinical forms: bubonic plague, septicemic plague, pneumonic plague, or ambulant plague Synonym(s): pest, pestilence (1) , pestis
[G. plege, a stroke, a wound; L. plaga, a stroke, injury]
1. An organism, typically an insect, that sickens or annoys humans, hampers human activities, damages crops or food products, harms livestock, or causes damage to buildings.
2. A deadly epidemic disease; a pestilence.
A nonspecific term for any undesirable animal or insect.
An annoying, irritating person.
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