Hob (noun)

1. A projecting shelf or platform in a fireplace, used to support pots and pans.
2. A stove or cooker with a flat top, used for cooking and heating.
3. A raised area on the floor of a hearth, used to support the fire.
4. The opening in a furnace or furnace lining through which the flame and gases pass.
5. The metal plate in a stove or furnace on which the fuel is burned.

Origin:

The origin of the word "hob" is uncertain, it was first recorded in the 14th century.

Examples:

1. She put the pot on the hob to heat up the soup.
2. The hob was a convenient place to keep the cooking utensils.
3. The hob in the fireplace was used to dry clothes.
4. The hob in the furnace was used to burn coal.
5. The hob in the stove was used to cook food.