transitive verb. 
                    To examine, as a wound, an ulcer, or some cavity of the body, with a probe.
                  
                
                  
                    transitive verb. 
                    Fig.: to search to the bottom; to scrutinize or examine thoroughly.
                  
                
                  
                    noun. 
                    An instrument for examining the depth or other circumstances of a wound, ulcer, or cavity, or the direction of a sinus, of for exploring for bullets, for stones in the bladder, etc.
                  
                
                  
                    noun. 
                    scissors used to open wounds, the blade of which, to be thrust into the orifice, has a button at the end.
                  
                
                  
                    noun. 
                    undefined