noun. 
                    A current, as of water or air, moving contrary to the direction of the main current, especially in a circular motion.
                  
                
                  
                    noun. 
                    A drift or tendency that is counter to or separate from a main current, as of opinion, tradition, or history.
                  
                
                  
                    intransitive verb. 
                    To move in or as if in an eddy or eddies: synonym:  turn.