1. to select from a group; to pick out
2. to reduce the population of animals by selective killing

1. an animal removed from a herd as inferior

Examples

• The farmer will cull the weakest sheep from the flock.
• She culled the best photos from hundreds of vacation pictures.
• Wildlife officials decided to cull the deer population.
• The librarian culled outdated books from the collection.
• The sick calf was identified as a cull.
• They culled information from various sources for their report.