- 1[uncountable] a hard, usually transparent, substance used, for example, for making windows and bottles a sheet/pane of glass frosted/tinted glass a glass bottle/dish/roof I cut myself on a piece of broken glass. The vegetables are grown under glass (= in a greenhouse). see cut glass, plate glass, stained glass, glazier
for drinking -
2[countable] (often in compounds) a container, usually made of glass, used for drinking out of a water glass a wine glass Do you have a plastic glass for the little girl?
- 3[countable] the contents of a glass a glass of juice/wine/water, etc. He drank three whole glasses. glass objects
- 4[uncountable] objects made of glass We keep all our glass and china in this cabinet. She has a fine collection of Bohemian glass. on watch/picture
- 5[singular] a protecting cover made of glass on a watch, picture or photograph frame, fire alarm, etc. In case of emergency, break the glass and press the button. for eyes
- 6glasses (also eyeglasses, old-fashioned spectacles) [plural] two lenses in a frame that rests on the nose and ears. People wear glasses in order to be able to see better or to protect their eyes from bright light a pair of glasses dark glasses I wear glasses for driving. see magnifying glass, sunglasses Idioms
transparent substance
you should not criticize other people, because they will easily find ways of criticizing you
to hold up your glass and wish someone happiness, good luck, etc. before you drink
Check pronunciation: glass