"Sausage Flip" appears to be a game or mobile application. I couldn't find any information on an "Sausage Flip Unblocked" version. It is possible that this refers to a version of the game that has been made available for play despite any limitations or restrictions that may have been put in place. However, without more information or context, I can't say for certain what "Sausage Flip Unblocked" refers to.