As a Noun:
1. BI-POLAR DISORDER is a type of depression that involves mood swings, i.e. really happy then normal then really sad, grumpy etc.
2. There appears to be no commonly used Auslan sign for BI-POLAR DISORDER.
3. If you know a sign for BI-POLAR DISORDER used by you or other Auslan users (deaf people or interpreters) please go to "missing sign feedback" and supply details. Thank you.