What does it mean when the curtains are drawn?

To open a curtain in order to see or reveal what is behind it. Please draw the curtain so we can get some more sunlight in here. 2. To conceal something; to keep something a secret. The police have been accused of drawing a curtain on the officer’s alleged involvement with the teenager’s murder.

Are drawn curtains open or closed?

There is perhaps a sense that “draw the curtains” is more widely used for closing them than for opening them, as you will see from some of the posters in this thread who only use the expression to mean “close the curtains”, and the adjective “drawn” when applied to curtains means that they are closed.