pest
B1informal to neutral
Definition
Meaning
a destructive insect or animal that attacks crops, food, livestock, etc.; also an annoying person or thing
Anything causing persistent trouble or annoyance; can refer to persistent problems in systems, software (e.g., computer pests), or metaphorically to people who are bothersome
Linguistics
Semantic Notes
Primarily refers to living organisms (insects, rodents), but extended usage to people is common and often mildly humorous rather than deeply offensive
Dialectal Variation
British vs American Usage
Differences
No significant difference in core meaning or frequency. Both use 'pest' for insects/animals and annoying people. 'Pest control' is the standard term in both.
Connotations
Slightly stronger negative connotation in agricultural contexts. Calling a person a 'pest' is often playful in both varieties, but context determines severity.
Frequency
Equally common in both varieties.
Vocabulary
Collocations
Grammar
Valency Patterns
[be] a pest[consider/view/regard] as a pest[control/eliminate/get rid of] a pestVocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “Pest of the week (humorous)”
- “Stop being such a pest!”
Usage
Context Usage
Business
Refers to issues affecting operations, e.g., 'The software bug became a real pest for the accounting team.'
Academic
Used in biology, agriculture, environmental science to describe organisms damaging to ecosystems or crops.
Everyday
Commonly used for annoying insects (flies, mosquitoes) or for describing a persistently bothersome child or person.
Technical
In agriculture: 'integrated pest management'. In computing: 'a persistent software pest'.
Examples
By Part of Speech
noun
British English
- The aphids are a dreadful pest in the rose garden this year.
- My little brother can be a proper pest when he's bored.
- We had to call in pest control for the wasps' nest.
American English
- Raccoons getting into the trash became a real pest problem.
- That telemarketer is such a pest, calling every evening.
- The farmer discussed new methods for managing crop pests.
Examples
By CEFR Level
- Mosquitoes are a pest in summer.
- My dog is a pest when he wants food.
- We need better pest control in the kitchen; I saw a mouse.
- Stop being a pest and let me finish my work!
- The introduction of a non-native species turned it into a major agricultural pest.
- His constant questions, while well-intentioned, made him something of a pest in the office.
Learning
Memory Aids
Mnemonic
Think of a PEST as a PESky Thing – something that persistently bothers you.
Conceptual Metaphor
ANNOYANCE IS A PARASITE / A PROBLEM IS A HARMFUL ORGANISM
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not confuse with 'чума' (plague) which is a specific disease. 'Pest' is broader. The closest common translation is 'вредитель' for animals/insects and 'надоеда'/'приставучее существо' for a person.
Common Mistakes
- Using 'pest' for a one-time minor annoyance (it implies persistence). Confusing 'pest' with 'plague' (which is an epidemic disease).
Practice
Quiz
In which context is the word 'pest' LEAST likely to be used appropriately?
FAQ
Frequently Asked Questions
It can be, depending on tone and relationship. Among friends or to a child, it's often playful ('You little pest!'). In professional settings or to a stranger, it is insulting.
'Vermin' is stronger, more derogatory, and often refers to rodents or insects considered despicable and disease-ridden (e.g., rats, cockroaches). 'Pest' is broader and can include less severe nuisances like aphids or even annoying people.
No, 'pest' is only a noun. The related verb is 'pester' (to bother someone persistently).
It is the industry and activity of managing or eliminating pests, typically using traps, poisons, barriers, or biological methods.