As a Noun: 1. A FRACTURE is a slight crack or break in something, especially a bone. If something such as a bone is FRACTURED or FRACTURES, it gets a slight crack or break in it. Note: 1. There appears to be no commonly used Auslan sign for FRACTURE. If you know a sign for FRACTURE used by you or other Auslan users (deaf people or interpreters) please go to "report missing sign" and supply details. Thank you.