\ ˈswȯrm \

Definition of swarm

 (Entry 1 of 3)

1a : a great number of honeybees emigrating together from a hive in company with a queen to start a new colony elsewhere
b : a colony of honeybees settled in a hive
2a : a large number of animate or inanimate things massed together and usually in motion : throng swarms of sightseers a swarm of locusts a swarm of meteors
b : a number of similar geological features or phenomena close together in space or time a swarm of dikes an earthquake swarm


verb (1)
swarmed; swarming; swarms

Definition of swarm (Entry 2 of 3)

intransitive verb

1 : to form and depart from a hive in a swarm
2a : to move or assemble in a crowd : throng
b : to hover about in the manner of a bee in a swarm
3 : to contain a swarm : teem swarming with bugs

transitive verb

1 : to fill with a swarm
2 : to beset or surround in a swarm players swarming the quarterback


verb (2)
swarmed; swarming; swarms

Definition of swarm (Entry 3 of 3)

intransitive verb

: to climb with the hands and feet specifically : shin swarm up a pole

transitive verb

: to climb up : mount

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Other Words from swarm

Verb (1)

swarmer noun

Synonyms for swarm

Synonyms: Noun

army, bike [chiefly Scottish], cram, crowd, crush, drove, flock, herd, horde, host, legion, mass, mob, multitude, press, rout, scrum, throng

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Examples of swarm in a Sentence


a swarm of tourists descends upon the island every summer

First Known Use of swarm


before the 12th century, in the meaning defined at sense 1a

Verb (1)

14th century, in the meaning defined at intransitive sense 1

Verb (2)

14th century, in the meaning defined at intransitive sense

History and Etymology for swarm


Middle English, from Old English swearm; akin to Old High German swaram swarm and probably to Latin susurrus hum

Verb (2)

origin unknown

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Learn More about swarm

Dictionary Entries near swarm





swarm spore



Statistics for swarm

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Time Traveler for swarm

The first known use of swarm was before the 12th century

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More Definitions for swarm



English Language Learners Definition of swarm

: a very large number of insects moving together


\ ˈswȯrm \

Kids Definition of swarm

 (Entry 1 of 2)

1 : a large number of bees that leave a hive together to form a new colony elsewhere
2 : a large number grouped together and usually in motion a swarm of mosquitoes a swarm of tourists


swarmed; swarming

Kids Definition of swarm (Entry 2 of 2)

1 : to form a swarm and leave the hive swarming bees
2 : to move or gather in a large number Shoppers swarmed into the stores.
3 : to be filled with a great number : teem “A-a-are there really ghosts in the attic?” … “It's just swarming with all sorts of ghosts …”— Astrid Lindgren, Pippi Longstocking

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More from Merriam-Webster on swarm

Rhyming Dictionary: Words that rhyme with swarm

Thesaurus: All synonyms and antonyms for swarm

Spanish Central: Translation of swarm

Nglish: Translation of swarm for Spanish Speakers

Britannica English: Translation of swarm for Arabic Speakers

Comments on swarm

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irregularly rounded

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