This word is acceptable for play in the US & UK dictionaries that are being used in the following games:

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n. A large number of insects or other small organisms, especially when in motion.

n. A group of bees with a queen bee in migration to establish a new colony. See Synonyms at flock1.

n. An aggregation of persons or animals, especially when in turmoil or moving in mass: A swarm of friends congratulated him.

n. A number of similar geologic phenomena or features occurring closely within a given period or place: a swarm of earthquakes.

verb-intransitive. To move or emerge in a swarm.

verb-intransitive. To leave a hive as a swarm. Used of bees.

verb-intransitive. To move or gather in large numbers.

verb-intransitive. To be overrun; teem: a riverbank swarming with insects. See Synonyms at teem1.

v. To fill with a crowd: sailors swarming the ship's deck.

verb-intransitive. To climb by gripping with the arms and legs.

v. To climb (something) in this manner.

n. A large number of insects, especially when in motion or (for bees) migrating to a new colony.

n. A mass of people or animals in turmoil.

v. To move as a swarm.

v. To teem, or be overrun with insects.

v. To fill a place as a swarm.

v. To overwhelm as by an opposing army.

v. To climb by gripping with arms and legs.

verb-intransitive. To climb a tree, pole, or the like, by embracing it with the arms and legs alternately. See shin.

n. A large number or mass of small animals or insects, especially when in motion.

n. Especially, a great number of honeybees which emigrate from a hive at once, and seek new lodgings under the direction of a queen; a like body of bees settled permanently in a hive.

n. Hence, any great number or multitude, as of people in motion, or sometimes of inanimate objects.

verb-intransitive. To collect, and depart from a hive by flight in a body; -- said of bees.

verb-intransitive. To appear or collect in a crowd; to throng together; to congregate in a multitude.

verb-intransitive. To be crowded; to be thronged with a multitude of beings in motion.

verb-intransitive. To abound; to be filled (with).

verb-intransitive. To breed multitudes.

v. To crowd or throng.

n. A large number or body of insects or other small creatures, particularly when moving in a confused mass.

n. Especially, a cluster or great number of honey-bees which emigrate from a hive at once, and seek new lodgings under the direction of a queen; also, a like body of bees settled permanently in a hive.

n. In general, a great number or multitude; particularly, a multitude of people in motion: often used of inanimate objects: as, a swarm of meteors.

n. Synonyms Crowd, throng, cluster.

To move in a swarm or in large numbers, as insects and other small creatures; specifically, to collect and depart from a hive by flight in a body, as bees.

To appear or come together in a crowd or confused multitude; congregate or throng in multitudes; crowd together with confused movements.

To be crowded; be overrun; be thronged with a multitude; abound; be filled with a number or crowd of objects.

To breed multitudes.

To crowd or throng.

To cause to breed in swarms.

To climb a tree, pole, or the like by embracing it with the arms and legs; shin: often with up.

To climb, as a tree, by embracing it with the arms and legs, and scrambling up.

v. move in large numbers

n. a group of many things in the air or on the ground

v. be teeming, be abuzz

n. a moving crowd

"Talk about bringing new meaning to the term "swarm ball.""

swarmed    swarming    swarms   

crowd   

crowd    flock    maiden swarm    buckwheat swarm    virgin swarm    prime swarm    English collective nouns   

shin   

throng    multitude    crowd    abound    teem    swim    formicate    climb   

Norm    conform    deform    disinform    dorm    form    inform    lukewarm    misinform    norm   

horde    multitude    throng    thousand    crowd    flock    bunch    procession    cluster    host