Source : WordNet®

bowl over
     v 1: cause to overturn from an upright or normal position; "The
          cat knocked over the flower vase"; "the clumsy customer
          turned over the vase"; "he tumped over his beer" [syn: {overturn},
           {tip over}, {turn over}, {upset}, {knock over}, {tump
          over}]
     2: overcome with amazement; "This boggles the mind!" [syn: {flabbergast},
         {boggle}]