Birds of a feather

Meaning

People with similar interests tend to gather.

Usage

Describes like-minded groups.

Origin & History

Origins and dates here are approximate summaries. Many idioms have disputed or unknown origins, and not every date has been checked against a historical dictionary, so treat specific dates and stories as a starting point rather than a citation.

Old proverb referencing bird flocking habits.

Dating back to at least the 16th century.