1.When you're shit out of luck, at your literal lowest point, when it seems
like the whole world is against you and nothing can get any worse.
2. A really, really
bad big time disappointment.
3. When you've been utterly, totally cunted by someone or some life event.
a, Larry: "Hey what's the matter?"
John: "My wife left me, I lost my job and now ma damn
dog's run away."
Larry: "Man you got the shitcunt blues."
b, I just missed my train to work. Now my boss is gonna dock my pay and I won't be able to afford to go to that titty bar this weekend. Jeez I got the shitcunt blues so baaaad.
c, I just found out my
girlfriend's been banging my dad for the last six months. Now I got the shitcunt blues so bad I'm gonna sink a crate of bud and go self harm to some emo
music.