1. A hard kind of stone; a form of silica more opaque than chalcedony
   "Early humans used flint to make tools and weapons"

1. Showing unfeeling resistance to tender feelings
   "his flint gaze";
   - flinty, granitic, obdurate, stony

1. A city in southeast central Michigan near Detroit; automobile manufacturing
    
2. A river in western Georgia that flows generally south to join the Chattahoochee River at the Florida border where they form the Apalachicola River
   - Flint River

Derived forms: flints

See also: hardhearted, heartless

Type of: city, metropolis, river, silica, silicon dioxide, silicon oxide, urban center [US], urban centre [Brit, Cdn]

Part of: Empire State of the South [informal], GA, Ga., Georgia, Great Lakes State, MI, Mich., Michigan, Peach State, Wolverine State

Encyclopedia: Flint, Michigan