shoot down in WordNet English dictionary

1. move quickly and violently
   "The car tore down the street"; "He came charging into my office"
   tear  shoot  shoot down  charge  buck 
   
2. thwart the passage of
   "kill a motion"; "he shot down the student's proposal"
   kill  shoot down  defeat  vote down  vote out 
   
3. shoot at and force to come down
   "the enemy landed several of our aircraft"
   down  shoot down  land 
   

shoot down in English Wiktionary