Curtain  —n. 1 piece of cloth etc. Hung as a screen, esp. At a window. 2 a rise or fall of a stage curtain between acts or scenes. B = *curtain-call. 3 partition or cover. 4 (in pl.) Slang the end. —v. 1 provide or cover with curtain(s). 2 (foll. By off) shut off with curtain(s). [latin cortina]