#1 flint n. a hard kind of stone; a form of silica more opaque than chalcedony. wn
#2 flint s. [flinty, granitic, obdurate, stony] showing unfeeling resistance to tender feelings; "his flinty gaze"; "the child's misery would move even the most obdurate heart". wn
#3 flint n. [Flint, Flint River] a river in western Georgia that flows generally south to join the Chattahoochee River at the Florida border where they form the Apalachicola River. wn
#4 flint n. [Flint] a city in southeast central Michigan near Detroit; automobile manufacturing. wn
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