DuckCorp Dico

Found one definition

1.                 From WordNet (r) 3.0 (2006):
                   
   
   
                   
                     
   MSG
       n 1: white crystalline compound used as a food additive to
            enhance flavor; often used in Chinese cooking; "food
            manufacturers sometimes list MSG simply as `artificial
            flavors' in ingredient lists" [syn: monosodium glutamate,
            MSG]