The Collaborative International Dictionary
                    souce
                    
                        
                
                                                                    Souse \Souse\, n. [OF. sausse. See Sauce.] [Written also souce, sowce, and sowse.]
- Pickle made with salt. 
- 
Something kept or steeped in pickle; esp., the pickled ears, feet, etc., of swine. And he that can rear up a pig in his house, Hath cheaper his bacon, and sweeter his souse. 
 --Tusser.
- The ear; especially, a hog's ear. [Prov. Eng.] 
- The act of sousing; a plunging into water. 
Wiktionary
                    souce
                    
                        
                
                                                                    n. (obsolete form of souse English) vb. (obsolete form of souse English)
Wikipedia
                    Soucé
                    
                        
                
                                                                    Soucé is a commune in the Mayenne department in north-western France.
Usage examples of "souce".
At the last moment, he grabbed the empty box and wrapper, hoping they'd hold some clue to the souce of the so-called gift.