flint

Meanings

Noun

• a hard kind of stone; a form of silica more opaque than chalcedony
• a river in western Georgia that flows generally south to join the Chattahoochee River at the Florida border where they form the Apalachicola River
• a city in southeast central Michigan near Detroit; automobile manufacturing

Adjective Satellite

• showing unfeeling resistance to tender feelings
  • "his flinty gaze"

Synonyms

Flint River, flinty, granitic, obdurate, stony