<p><strong>noun</strong></p><ul><li>A hard stone, a form of silica resembling chalcedony but more opaque, less pure, and less lustrous.</li><li>A piece of this, especially as used for striking fire.</li><li>A chunk of this used as a primitive tool or as the core from which such a tool was struck.</li><li>Something very hard or unyielding.</li><li>A small piece of metal, usually an iron alloy, used to produce a spark to ignite the fuel in a cigarette lighter.</li></ul><p><strong>verb</strong></p><ul><li>To furnish with flint.</li></ul><p><strong>End of Response</strong></p>