grinder

noun

1. 1

   One who grinds something, such as the teeth.

2. 2

   (anatomical) A molar.

3. 3

   A power tool with a spinning abrasive disc, used for grinding, smoothing, and shaping materials, usually metal.

4. 4

   A sandwich made on a long, cylindrical roll.

   “I am going to the deli to get a grinder for lunch.”

5. 5

   A kitchen gadget for processing coffee, herbs etc. into small or powdered pieces

6. 6

   The restless flycatcher (Myiagra inquieta) of Australia, which makes a noise like a scissors grinder.

7. 7

   A fan or performer of grindcore music.

8. 8

   A biohacker who uses cybernetic implants or biochemicals to enhance or change their own body.

9. 9

   A student who studies hard; a swot.

10. 10

    A person who coaches students for an upcoming examination.

11. 11

    (ice hockey slang) A hard-working, physical player with limited offensive ability.

12. 12

    A low-ranking attorney with no clients who works very hard.

13. 13

    An outdoor space for drills and parades.