rock flint
now rare
noun
Flint in massive form; chert.
Origin
Mid 18th century.
- railroad spike
- railroad switch
- railroad tie
- railroad time
- railroad track
- railroad trestle
- railroad worm
- rail sickness
- rail-splitter
- rails run
- rail station
- rail timber
- Railtrack
- rail train
- rail tree
- rail turn
- railway
- Railway Act
- railwayana
- railway beetle
- railway bill
- railway brain
- railway bull
- railway cab
- railway creeper