What happens when you are searching for someone on Google Images and you have searched so much that you are only seeing pictures of womens boobs. No more pictures of the person were left.
Jack booted is a derogatory term used to describe an overly oppressive and authoritarian individual or group, often denotes violent tendencies. Thugs, thus described, are those in the service of an oppressive authoritarian, usually employing violence to achieve his/her/their master's goals.