The term "pest" is broad, encompassing a broad spectrum of animals and insects that cause damage to the garden and its plants Every pest --from deer to nematodes-- causes its own set of problems and has its own set of potential controls Before deciding on poisons, though, for control, consider how much damage the pest is really doing A small amount of nibbling is generally acceptable and won't really affect overall harvest or plant health See also: insecticide
Any form of plant or animal life, or any pathogenic agent, injurious or potentially injurious to plants or plant products A Quarantine Pest is a pest of potential national economic importance to a country where the pest is not present, or where the pest is present but not widely distributed and is being actively controlled The quarantine pests referred to in the certifying statement on the FPC are those pests listed by foreign countries as being prohibited noxious organisms
Any objectionable animals or insects including, but not limited to, birds, rodents, flies, and larvae [From §110 3(j)]
Any deadly epidemic disease; pestilence; spec the bubonic plague: the common name of this in sc in the 16th-17th c Now rare (OED Vol XI, 622)
any species, strain or biotype of plant, animal or pathogenic agent injurious to plants or other organisms and/or their products [JVG]
disapproval You can describe someone, especially a child, as a pest if they keep bothering you. He climbed on the table, pulled my hair, and was generally a pest. = nuisance. A former town of north-central Hungary on the left bank of the Danube River. Since 1873 it has been part of Budapest. Any organism, usually an animal, judged as a threat to humans. Most pests either compete with humans for natural resources or transmit disease to humans, their crops, or their livestock. Invertebrate pests include some protozoans, flatworms, nematodes, mollusks, arachnids, and especially insects. Mammals and birds can also be pests. Human activities, such as monocultural farming practices, use of broad-spectrum pesticides, and introduction of exotic species, often result in the proliferation of pest species. Certain fungi, bacteria, and viruses are also considered pests. Plant pests are usually called weeds
Political, Economic, Strategic, Technology ('PEST analysis' - see also ' SWOT analysis' ) Sometimes refered to as 'SLEPT' which means : Strategic, Legislation, Economic, Political, Technology