What is Crowd ?
Crowd is (noun) a mass of people She was cut off from her friends by a crowd of schoolchildren. After the election, the crowds were dancing in the streets. Someone in the crowd threw an egg at the speaker on the platform. If you travel early, you will avoid the crowds of Christmas shoppers. (verb) to group together All the rugby fans crowded into the pub. The children were crowding round their teacher.
source: Easier English, Student Dictionary Upper Intermediate Level