Hobnail (noun)

1. A short, thick nail with a broad, flat head, used for attaching hobnailed soles to boots and shoes.
2. A small, short, thick nail with a broad, flat head, used for attaching hobnailed soles to boots, shoes, and other footwear.

Origin:

This word has been derived from the old english word "hobnægel" which means a short, thick nail with a broad, flat head.

Examples:

1. The boots had hobnails in the soles for better traction.
2. He had to replace the hobnails in his boots before going on the hike.
3. The hobnails on his boots made a loud noise as he walked on the pavement.
4. Hobnails were often used in the soles of work boots for added durability.
5. The hobnails were made of steel and were driven into the soles of the boots.