pull down in WordNet English dictionary

1. cause to come or go down
   "The policeman downed the heavily armed suspect"; "The mugger knocked down the old lady after she refused to hand over her wallet"
   down  knock down  cut down  push down  pull down 
   
2. tear down so as to make flat with the ground
   "The building was levelled"
   level  raze  rase  dismantle  tear down  take down  pull down 
   

pull down in English Wiktionary