What is the meaning of Crac? 
                            
                             crack (onomatopoeia of a sharp sound) 
 
                             crash 
 
                              dimwit 
 
            
                    
                             pro, expert 
 
                             crack cocaine 
 
            
                    
                             pro, experienced 
 
            
                                    
                             crack (noise) 
 
                             crash 
 
                             breakdown 
 
            
                                    
                             crack 
 
            
                                    
                             crusader castle 
 
            
                                    
                              leg 
 
                             trouser leg 
 
                              prong of various tools 
 
                              forked branch 
 
                              fork in a river 
 
            
                                    
                             crack, snap 
 
            
                    
                             crack (noise) 
 
            
                    
                              crash (sudden large decline of business or the prices of stocks) 
 
            
                                    
                             crack 
 
            
                    
                             angry; annoyed 
 
            
                
         Source: wiktionary.org