cockroach
B1Neutral to informal
Definition
Meaning
A flat, brown or black insect with long antennae, often found in warm, dark places in buildings, especially where food is kept.
A person or thing regarded as unpleasant, resilient, or difficult to eliminate; something that survives adverse conditions.
Linguistics
Semantic Notes
Primarily refers to the insect (Blattodea order). The extended metaphorical use is common but informal, often pejorative.
Dialectal Variation
British vs American Usage
Differences
No significant lexical differences. Both use 'cockroach' as the standard term.
Connotations
Equally negative connotations in both varieties. The metaphorical use is slightly more common in American political/journalistic discourse.
Frequency
Equally frequent. Regional slang terms exist (e.g., 'roach' in both, 'waterbug' sometimes in AmE for specific types).
Vocabulary
Collocations
Grammar
Valency Patterns
There is/are + cockroach(es) + prepositional phrase (in the kitchen)Verb + cockroach(es) (see, kill, find)Adjective + cockroach (large, dead, german)Vocabulary
Synonyms
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “Cockroaches would survive a nuclear war (emphasizing resilience)”
Usage
Context Usage
Business
Rare, except in pest control industry or property management (e.g., 'The tenant complained about a cockroach infestation.')
Academic
Used in biology/entomology contexts with scientific names (e.g., 'Blattella germanica, the German cockroach...').
Everyday
Common in domestic complaints and descriptions of unclean places.
Technical
Specific to entomology and pest control (species identification, treatment methods).
Examples
By Part of Speech
verb
British English
- The flat was completely cockroached; we had to call the exterminator.
American English
- The old building got cockroached after years of neglect.
adjective
British English
- He had a cockroach-like ability to avoid blame.
American English
- The politician's cockroach resilience was astonishing.
Examples
By CEFR Level
- I saw a cockroach in the kitchen.
- Cockroaches are dirty insects.
- We need to call someone about this cockroach problem.
- The restaurant was closed due to a cockroach infestation.
- Despite the harsh conditions, the business survived, proving to be the cockroach of the industry.
- Some species of cockroach can live for weeks without their heads.
- The regime's propaganda machine has shown a cockroach-like tenacity, surviving numerous attempts to dismantle it.
- Entomologists study the social behaviour and pheromone communication of cockroaches.
Learning
Memory Aids
Mnemonic
Imagine a COCK (rooster) wearing a ROACH (a type of fish) as a hat. The rooster is scurrying like an insect. This silly image links the two parts of the word.
Conceptual Metaphor
RESILIENCE/INDESTRUCTIBILITY IS A COCKROACH (e.g., 'That old company is a cockroach; it survives every recession.'). FILTH/UNCLEANLINESS IS A COCKROACH INFESTATION.
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Do not confuse with 'таракан' (correct). Avoid literal translation of 'cock' and 'roach' parts.
Common Mistakes
- Misspelling as 'cockroach' (correct) vs. 'cock roach' (incorrect as one word). Using it as a countable noun without plural 's' (e.g., 'three cockroach').
Practice
Quiz
In a metaphorical sense, calling a person a 'cockroach' usually implies they are:
FAQ
Frequently Asked Questions
Yes, 'roach' is a common informal shortening in both British and American English. However, in formal writing, use the full term.
Cockroaches (order Blattodea) have flattened bodies, long antennae, and are often associated with human habitats. Beetles (order Coleoptera) have hardened wing cases and are more diverse; most are not household pests.
Informally, yes, meaning 'to infest with cockroaches' or 'to behave like a cockroach (in resilience)'. This usage is non-standard and primarily metaphorical.
No. Of the thousands of cockroach species, only a few (like the German and American cockroach) are common pests in human dwellings. Many species live in forests and play vital ecological roles.