Meaning of blue John | Babel Free

Definitions

1. Afterwort, partially fermented wort.
   obsolete, uncountable
2. A semiprecious mineral mined in Derbyshire, a form of fluorite with bands of a purple-blue or yellowish colour.
   uncountable
3. Skimmed milk.
   US, regional, uncountable

Examples

“Lee went up front to his icebox and brought back a jar of milk. The cream had been skimmed from it. I said, “This tastes like blue-john to me.””

CEFR level