Define Sexually Transmitted Crazy Meaning

Sexually Transmitted Crazy
Also know as STC.

Caught by having sex with someone mentally unbalanced who then creates drama and problems through insane actions for the person they slept with.

I can't believe he slept with her! Isn't he afraid of catching an STC?!

He seemed so nice before I slept with him. How was I to know he would have sexually transmitted crazy and break out the windshield on my car?
By Lil