As a Noun: 1. A HERNIA is a medical condition which is often caused by strain or injury. It results in one of your internal organs sticking through a weak point in the surrounding tissue. Note: 1. There appears to be no commonly used Auslan sign for HERNIA. If you know a sign for HERNIA used by you or other Auslan users (deaf people or interpreters) please go to "report missing sign" and supply details. Thank you.