1. a. An
exclamatory phrase conveying sentiments of astonishment, surprise, anger, annoyance, bewilderment or other general feelings of shock. Should be spoken with great emphasis.
Not directly related to the act of smearing shit on or having shit smeared on the tits, but rather the emotions
equivalent to the feeling of shock upon realizing shit is on the tits.
1 b. Something bad.
2. Alternatively
equivalent to the feeling of great release after shitting on someone's tits.
3. Related to the idea that someone has knows nothing about something.