definition of
swarm

[1] #1 swarm v. [teem, pullulate] be teeming, be abuzz; "The garden was swarming with bees"; "The plaza is teeming with undercover policemen"; "her mind pullulated with worries". wn

[2] #2 swarm v. [pour, stream, teem, pullulate] move in large numbers; "people were pouring out of the theater"; "beggars pullulated in the plaza". wn

[3] #3 swarm n. [drove, horde] a moving crowd. wn

[4] #4 swarm n. [cloud] a group of many things in the air or on the ground; "a swarm of insects obscured the light"; "clouds of blossoms"; "it discharged a cloud of spores". wn