1. people who demand exact conformity to rules and are very strict about discipline

Examples

• The drill sergeants were known as martinets who tolerated no deviation from protocol.
• Some teachers are martinets who insist on perfect punctuality and neat handwriting.
• The new manager turned out to be one of those martinets who micromanages every detail.
• Military academies often employ martinets to instill discipline in cadets.
• She complained that her boss was a martinet who criticized every minor mistake.
• The coach’s reputation as a martinet made players nervous about breaking any rules.