glass

A drinking vessel, typically made from glass, often cylindrical.

"She asked for a glass of water."

A hard, transparent, brittle material used for windows and containers.

"The broken window was made of glass."

To hit someone in the face with a drinking glass, causing injury.

"He was arrested for glassing a man."

To fit a window, door, or other opening with glass.

"The new conservatory was fully glassed."