Wordnet 3.0
VERB (1)
1. 
 to put down by force or authority; 
- Example: "suppress a nascent uprising"- Example: "stamp down on littering"- Example: "conquer one's desires"[syn: suppress, stamp down, inhibit, subdue, conquer, curb]
WordNet (r) 3.0 (2006):
stamp down
    v 1: to put down by force or authority; "suppress a nascent
         uprising"; "stamp down on littering"; "conquer one's
         desires" [syn: suppress, stamp down, inhibit,
         subdue, conquer, curb]