- The definition of a flint is a piece of chert, a form of quartz, that will spark when struck with steel and can be used to start a fire.
An example of a flint is a useful camping tool to start a campfire.
A piece of flint was used to make this arrowhead.
flint definition by Webster's New World
- a dark-colored variety of chert that produces sparks when struck with steel and that breaks into pieces with sharp cutting edges
- a piece of this stone, used to start a fire, for primitive tools, etc.
- a small piece of metal consisting of iron and misch metal, used to strike the spark in a cigarette lighter
- anything extremely hard or firm like flint
Origin: Middle English ; from Old English akin to Norwegian stone splinter: see flinders
Origin: after the nearby Flint River, so called from the flint stones in it
flint definition by American Heritage Dictionary
- A very hard, fine-grained quartz that sparks when struck with steel.
- a. A piece of flint used to produce a spark.b. A small solid cylinder of a spark-producing alloy, used in lighters to ignite the fuel.
- A piece of flint used as a tool by prehistoric humans.
- Something resembling flint in hardness: a jaw of flint.
Origin: Middle English, from Old English.
flint - Science Definition
- A very hard, gray to black variety of chalcedony that makes sparks when it is struck with steel. It breaks with a conchoidal fracture.
- The dark gray to black variety of chert.