1. a hard gray rock that produces sparks when struck with steel
2. a piece of flint or metal used in lighters to create sparks
3. prehistoric tools or weapons made from flint stone
Usage: archaeological

Examples

• Early humans used flint to make cutting tools and start fires.
• The lighter wouldn’t work because the flint was worn out.
• Archaeologists discovered flint arrowheads at the ancient site.
• She struck the flint against steel to create sparks.
• The museum displayed various flint implements from the Stone Age.
• Flint is commonly found in chalk and limestone formations.