Roundup (noun)

1. The action or an instance of rounding up cattle, horses, or other livestock.
2. The action or an instance of gathering people or things together, typically in a systematic manner.

Origin:

Mid 19th century: from the verb round up.

Examples:

1. The cowboys were responsible for rounding up the cattle on the ranch.
2. The annual roundup is a time for the community to come together and celebrate.
3. The police conducted a roundup of suspected criminals in the area.
4. The company conducted a roundup of all the necessary equipment for the project.
5. The roundup of the wild mustangs was controversial and sparked protests.