look up any word, like lemonparty:
 
1.
Often used among people with mental health issues, refers to their diagnosis or label in a derogatory way. Generally indicates that the person using the term thinks that their diagnosis is useless as many people fit a few of the criteria for being diagnosed with different mental illnesses, however the overall picture of those illnesses is often not an accurate depiction of any problems they may have. The term is sometimes seen in popular culture and gained popularity from its use in the film 'Girl, Interrupted'.
So, what's your diag-nonsense?
by musicgeek87 September 19, 2010