English
Noun
rock glass (plural rock glasses)
- (chemistry, mining, geology) Metastable glass of volcanic or dyke origin.
- Alternative form of rocks glass (“a short glass tumbler for serving liquor with ice”).
2011 June 11, “Vice Grip” (track 10), in Grieves (lyrics), On Together/Apart (Deluxe Edition)[1]:Me? I got my own way to get up
Starts with a rock glass and ends with a hiccup
– we do not hear rocks glass, contra the upcorrecting Genius transcribers.