The term 'BRING DOWN THE CURTAIN ON' is a phrase used to describe the END of a performance or event. The crossword solutions for this phrase are END (3 letters) and SCRIM (5 letters). END is a verb meaning to cease or stop, while SCRIM is a type of thin fabric used in theater to create a backdrop or backdrop effect. Therefore, the phrase 'BRING DOWN THE CURTAIN ON' can be interpreted as bringing an END to a performance or event by lowering a SCRIM or other type of curtain.