noun. 
                    The act of playing on the flute, or the sound made by such playing; a flute-like sound.
                  
                
                  
                    noun. 
                    The act of forming a groove or furrow.
                  
                
                  
                    noun. 
                    A groove or furrow; fluted work; a flute: as, the flutings of a column, or of a woman's ruffle.
                  
                
                  
                    noun. 
                    One of the longitudinal channels in a screw-tap by which a cutting edge is given to the thread.