swarm
B2Neutral to formal; common in both everyday and technical/zoological contexts.
Definition
Meaning
A large, moving group of insects, especially bees, or a large, often disorganized group of people or animals.
To move in or form a large, teeming group; to be overrun or crowded with people or things.
Linguistics
Semantic Notes
As a noun, often implies collective movement or behavior; as a verb, implies rapid, often chaotic, congregating or movement. Can carry neutral (bees), negative (locusts, angry crowd), or merely descriptive (tourists) connotations.
Dialectal Variation
British vs American Usage
Differences
Minimal. Slightly more frequent in British English in metaphorical uses for crowds.
Connotations
Similar. 'Swarm' for crowds can sound slightly more negative or chaotic in American English.
Frequency
Comparable frequency in both varieties.
Vocabulary
Collocations
Grammar
Valency Patterns
[N] swarm [prep] (the garden)[N] swarm with [N] (The market swarmed with people.)[N] swarm [adv/prep] (Protesters swarmed onto the square.)Vocabulary
Synonyms
Strong
Neutral
Weak
Vocabulary
Antonyms
Phrases
Idioms & Phrases
- “Swarm like bees”
- “A swarm in May is worth a load of hay; a swarm in June is worth a silver spoon; a swarm in July is not worth a fly (old beekeeping rhyme)”
Usage
Context Usage
Business
Rarely used literally. Metaphorically: 'The website was swarmed with orders after the ad aired.'
Academic
Common in biology/zoology (e.g., 'swarm behavior', 'swarm intelligence').
Everyday
Common for insects and large, active crowds (e.g., 'The picnic was ruined by a swarm of wasps.').
Technical
Precise term in beekeeping (a reproductive colony split) and robotics ('swarm robotics').
Examples
By Part of Speech
verb
British English
- Photographers swarmed around the celebrity as she left the court.
- In summer, the rubbish bins swarm with flies.
American English
- Fans swarmed the field after the championship win.
- The downtown area swarms with commuters every morning.
adverb
British English
- N/A (No standard adverbial form).
American English
- N/A (No standard adverbial form).
adjective
British English
- Swarm behaviour is fascinating to ethologists.
- They employed a swarm robotics approach.
American English
- The swarm intelligence algorithm solved the complex routing problem.
- Swarm tactics were used in the military simulation.
Examples
By CEFR Level
- Look! A swarm of bees is near the tree.
- The children swarmed onto the playground.
- A huge swarm of tourists descended on the small village every July.
- The kitchen was swarming with ants after the rain.
- As soon as the sale started, shoppers swarmed the electronics department.
- The politician was swarmed by journalists asking about the scandal.
- The new social media platform was immediately swarmed by bots and fake accounts.
- Researchers studied the swarm dynamics of starlings to model crowd movement.
Learning
Memory Aids
Mnemonic
Imagine the word 'WARM' in the middle of 'swarm'. Bees swarm to find a new, WARM hive.
Conceptual Metaphor
PEOPLE/THINGS ARE INSECTS (The fans swarmed the stage after the concert.)
Watch out
Common Pitfalls
Translation Traps (for Russian speakers)
- Avoid directly translating 'рой' (roy) for people; 'swarm' for people is stronger and more chaotic than 'толпа' (tolpa). 'Стая' (staya) is for birds/fish, not insects/people in English.
Common Mistakes
- Using 'swarm' for a small, static group. (Incorrect: 'a swarm of three bees'). Confusing verb patterns: 'The garden swarmed with bees' (correct) vs. 'Bees swarmed the garden' (also correct).
Practice
Quiz
Which sentence uses 'swarm' correctly as a verb?
FAQ
Frequently Asked Questions
No. While its primary meaning is for insects (bees, locusts), it is commonly used metaphorically for any large, active, and often chaotic group of people or animals.
A 'swarm' emphasizes active, often undirected movement and a denser mass. A 'crowd' can be static or moving in an organized way (e.g., a theatre crowd). A swarm feels more overwhelming and instinctive.
It is possible but less common. 'Swarm' usually implies a lack of individual control. 'Swarms of well-wishers' sounds slightly overwhelming, not purely positive. 'Fans swarmed the kind star' is descriptive but hints at chaos.
It is the natural process by which a new honey bee colony is formed when a queen bee leaves the original colony with a large group of worker bees to find a new nesting site.