Definition of "layman" in English

noun

1. Layperson, someone who is not an ordained cleric or member of the clergy.

2. (by extension) Someone who is not a professional in a given field.

   • Carmen is not a professional anthropologist, but strictly a layman.
   • Let me explain it to you [[in layman's terms|in layman's terms]].

3. A common person.

4. A person who is untrained or lacks knowledge of a subject.

5. Lay-sister or lay-brother, person received into a convent of monks, following the vows, but not being member of the order.