Flint

/flint/
Học thuật
Thân thiện
Definition
  1. Noun:

    • A hard, grayish-black form of silica (quartz): A very hard type of rock that produces sparks when struck against steel, historically used to start fires.
    • A piece of this stone, or a man-made imitation: Used in tools like lighters or historical firearms to create a spark.
  2. Adjective:

    • Made of flint: Consisting of this type of hard stone.
    • Figuratively, showing unfeeling hardness or sternness: Having a character that is extremely hard, unyielding, or resistant to emotion.
Usage and Examples
  • Noun (Material):

    • Prehistoric humans used flint to make sharp tools and weapons.
    • The lighter needs a new flint to spark properly.
  • Noun (Object):

    • He struck the flint with steel to ignite the tinder.
  • Adjective (Literal):

    • They built a flint wall around the ancient settlement.
  • Adjective (Figurative - Hard/Unfeeling):

    • She gave him a flint look that stopped his complaints cold.
    • His flint determination saw him through the crisis.
Advanced Usage and Nuances
  • "To set one's face like flint": To become or appear extremely determined and resolute, showing no sign of yielding or changing one's mind.

    • Faced with criticism, she set her face like flint and continued her research.
  • "A heart of flint": A metaphorical expression describing someone who is very hard-hearted, unfeeling, or lacking in compassion.

    • The tyrant was said to have a heart of flint.
Variants and Related Words
  • Flinty (Adjective): The more common adjectival form, meaning resembling flint in hardness or having a stern, grim quality.

    • He had flinty eyes that missed nothing.
    • They farmed the flinty soil.
  • Flintlock (Noun): A historical type of gun that used a piece of flint to strike steel and create the spark to fire the gunpowder. (Note: This is a compound word listed separately as per instruction.)

Synonyms
  • Noun (for the stone): Chert, firestone, silica.
  • Adjective (for hardness of character): Adamant, obdurate, stony, unyielding, hard-hearted.
Related Phrases and Idioms
  • To skin a flint: To be extremely stingy or miserly. (Implies trying to get something valuable from a worthless object).

    • That landlord would skin a flint; he charges for everything.
  • To get blood from a flint / To wring water from a flint: To attempt the impossible; to try to get something from a source that cannot provide it.

    • Asking him for a donation is like trying to get blood from a flint.
Adjective
  1. showing unfeeling resistance to tender feelings
    • his flinty gaze
    • the child's misery would move even the most obdurate heart
Noun
  1. a city in southeast central Michigan near Detroit; automobile manufacturing
  2. a river in western Georgia that flows generally south to join the Chattahoochee River at the Florida border where they form the Apalachicola River
  3. a hard kind of stone; a form of silica more opaque than chalcedony