(idiomatic) A group of people thought to have a negative influence on a person's behaviour; a bad crowd.

plural of tough crowd

Use of input from large numbers of people to collectively assess the merit of something.

plural of crowd catch

(informal) an event that attracts a large number of people.

The collective opinion of a group of individuals rather than that of a single expert.

plural of crowd-puller

Someone carried by a crowd, in crowd surfing.

The act of being carried over the heads of a densely-packed crowd, especially at a rock concert.

present participle of crowd surf