1. of, relating to, or befitting a headmaster; characteristic of the manner or authority of a school headmaster
Usage: chiefly British; formal

Examples

• He adopted a headmasterly tone when addressing the unruly students.
• The headmasterly bearing of the principal commanded respect throughout the school.
• She spoke with headmasterly authority about the new discipline policy.
• His headmasterly demeanor made even the oldest teachers listen carefully.
• The headmasterly approach to education emphasized tradition and order.