Sentence:  [http://books.google.com/books?id=mIYAAAAAYAAJ&pg=PA562&dq=drop page 562]: ...if the first shot does not <WSD>drop</WSD> him, and he rushes on, the second will be a very hurried and most likely ineffectual one... / [http://books.google.com/books?id=mIYAAAAAYAAJ&pg=PA568&dq=dropped page 568] ...with a single shot he <WSD>dropped</WSD> him like a master of the art. 
Meaning of the word marked with <WSD> tags:  To make (someone or something) fall to the ground from a blow, gunshot etc.; to bring down, to shoot down. (from 18th c.)