flint - 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

flint - adjective

• showing unfeeling resistance to tender feelings

flint - thesaurus

flinty   granitic   obdurate   stony