flinty
Short definition from Wiktionary
Adjective
- Resembling or containing flint; hard like flint.
- Siliceous (including basanite).
- Showing a lack of emotion.
- Having a taste characteristic of certain white wines, especially Chablis, supposed to evoke the sensation of flint striking steel.
We haven’t written up flinty yet: Simple and Standard meanings, examples and a quiz.