hob

Short definition from Wiktionary

Noun

1. 1
   A kind of cutting tool, used to cut the teeth of a gear.
2. 2
   The flat projection or iron shelf at the side of a fire grate, where things are put to be kept warm.
3. 3
   The top cooking surface on a cooker; a cooktop. It typically comprises several cooking elements (often four), also known as 'rings'.
4. 4
   A rounded peg used as a target in several games, especially in quoits.
5. 5
   A male ferret.
6. 6
   The hub of a wheel.
7. 7
   A fairy; a sprite; an elf; a bogey.
8. 8
   A countryman; a rustic or yokel.

Verb

1. 1
   To create (a gear) by cutting with a hob.
2. 2
   To engage in the process of cutting gears with a hob.

Proper noun

1. 1
   A nickname for Robin or Robert
2. 2
   A nickname for Robin Goodfellow, Puck; (later) the devil
3. 3
   A surname originating as a patronymic.