leatherhead

noun

1

: blockhead, dunce

2

Australia : friarbird

3

[so called from the practice of wearing a leather cap] : a 19th century watchman or policeman especially in New York City

The Ultimate Dictionary Awaits

Expand your vocabulary and dive deeper into language with Merriam-Webster Unabridged.

1. Expanded definitions
2. Detailed etymologies
3. Advanced search tools
4. All ad-free

Discover what makes Merriam-Webster Unabridged the essential choice for true word lovers.

Start Your Free Trial Now