noun
    
    plural -tains
    
    [count] :a piece of cloth that hangs down from above a window and can be used to cover the window
    
    
    
    
    
    [count] :a piece of cloth or other material that is hung to protect or hide something
    
    
    
    
    
    [count] :a very large piece of cloth that hangs at the front of a stage and that is raised when a performance begins and lowered when a performance ends
    
    
    
    
    
    
    
    
    
    [singular] :the time when a curtain is raised or lowered at the beginning or end of a performance
    
    
    
    
    
    [count] :something that covers or hides something else - usually + of
    
    
    
    
    
    be curtains for
    
    informal :to be the end, failure, or death of (someone or something)
    
    
    
    
    
    verb
    
    -tains; -tained; -taining
    
    curtain off
    
    [phrasal verb]
    
    curtain (something) off or curtain off (something) :to separate or cover (something) by using a curtain