definition of
Flint

[1] #1 Flint n. [flint] a hard kind of stone; a form of silica more opaque than chalcedony. wn

[2] #2 Flint s. [flinty, flint, 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] #3 Flint n. [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] #4 Flint n. a city in southeast central Michigan near Detroit; automobile manufacturing. wn