grinder

Everyday

1. A machine or tool that crushes something into small bits or powder: a coffee grinder, a pepper grinder. tree →
2. A power tool with a spinning disc that smooths or cuts metal or stone. tree →
3. (informal) A back tooth (molar). tree →
4. (US) A long sandwich, also called a sub. tree →
5. A grinder can also be a person whose job is to sharpen knives and scissors. tree →

In the lessons

In kitchens, workshops and science lessons about changing materials. Phrases: coffee grinder, pepper grinder, angle grinder, meat grinder.

Examples

• Dad turns the pepper grinder over his pasta. tree →
• The coffee grinder is very noisy in the morning. tree →
• The builder used an angle grinder to cut the metal pipe. tree →
• Sparks flew from the grinder. tree →
• Wear goggles when someone uses a grinder. tree →
• Your back teeth are grinders that crush your food. tree →
• As he came to the next village, he saw a scissor-grinder with his wheel, working and singing, tree →

Note

From the verb grind (grind, ground, ground). Safety: angle grinders are dangerous and only for adults with goggles and gloves.

In Jewish tradition

In Ecclesiastes it means the teeth, which stop working in old age.

Interpretation. Tradition reads this passage as a poem about the body growing old: the keepers of the house are the arms, the strong men the legs, the grinders the teeth, and those who look out the eyes.

Examples

• In the day when the keepers of the house shall tremble, and the strong men shall bow themselves, and the grinders cease because they are few, and those that look out shall be darkened in the windows, (Writings ECC.12.3, JPS 1917) tree →

Note

From the verb grind (grind, ground, ground). Safety: angle grinders are dangerous and only for adults with goggles and gloves.