swarm

1 of 3

noun

ˈswȯrm 

1

a

: 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

2

a

: 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 geologic features or phenomena close together in space or time

a swarm of dikes

an earthquake swarm

swarm

2 of 3

verb (1)

swarmed; swarming; swarms

intransitive verb

1

: to form and depart from a hive in a swarm

2

a

: 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

swarmer noun

swarm

3 of 3

verb (2)

swarmed; swarming; swarms

intransitive verb

: to climb with the hands and feet

specifically : shin

swarm up a pole

transitive verb

: to climb up : mount

Synonyms of swarm

Noun

• throng
• flock
• crowd
• horde

Verb (1)

• flock

Verb (2)

• climb
• scramble
• clamber

Examples of swarm in a Sentence

Noun

a swarm of tourists descends upon the island every summer

Verb (1)

meeting little resistance, the pirates swarmed the decks of the merchant ship

at this time of year that Mexican resort swarms with college students on spring break

Verb (2)

one of the physical challenges had competitors swarming over a pile of logs

Recent Examples on the Web

Noun

There are swooping close encounters with heavenly bodies, Lego blocks in antigravity mode and swarms of Separators, a sort of astro-anthropomorphic version of the tool that pries apart Lego bricks in real life. —Dewayne Bevil, The Orlando Sentinel, 24 Feb. 2026

Diana moved out around the same time, likely to avoid the intense media swarm that was already following her every move. —Bailey Bujnosek, InStyle, 23 Feb. 2026

Verb

Peppered with museums and cultural centers, as well as some ritzy retail, this corridor has turned into a swarming hub for locals and travelers—exactly as Rosewood’s Cheng family intended. —Condé Nast, Condé Nast Traveler, 22 Feb. 2026

Elizabeth and Charles were criticized for failing to respond to the outpouring of public grief as tens of thousands of people swarmed to Kensington Gardens to lay flowers outside the late princess’ home. —ABC News, 21 Feb. 2026

Word History

Etymology

Noun

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

Verb (2)

origin unknown

First Known Use

Noun

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

Phrases Containing swarm

• swarm spore

Rhymes for swarm

• corm
• dorm
• form
• forme
• norm
• storm
• warm
• brainstorm
• conform
• deform
• firestorm
• hailstorm

Kids Definition

swarm

1 of 2 noun

ˈswȯ(ə)rm 

1

: a great number of honeybees leaving together from a hive with a queen to start a new colony elsewhere

also : a colony of honeybees settled in a hive

2

: a large number grouped together and usually in motion

swarms of sightseers

a swarm of meteors

swarm

2 of 2 verb

1

: to form and leave a hive in a swarm

2

: to move or gather in a swarm : throng

spectators swarmed into the stadium

3

: to contain or fill with a swarm