The embodiment of the invention discloses a video advertisement blocking method and device. The video advertisement blocking method comprises the steps of adding a Hook function to a video playing process, and calling the Hook function to perform monitoring on a network request function in the video playing process; calling the network request function to send a video service request to a network server so as to enable the network server to return video data information; intercepting and capturing the video data information by using the Hook function when the video data information returned by the network server is monitored to be received; determining whether the intercepted and captured video data information is advertisement video data or not; and blocking the video data information to be played by the video playing process if the video data information is determined to be advertisement video data. The video advertisement blocking timeliness can be improved by adopting the embodiment of the invention.