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.
1. b. "OH Shit tits! My paper was due this morning!"
2. "Shit tits!"
3. "you don't know shit tits about that"
2) Shit smeared all over a girls tits for no apparent reason whatsoever
2) While Tits McGee was sleeping I shit all over her tits and smeared it in giving her shit tits
2. A disgusting tit that is covered in human fecal matter and cannot be licked clean due to poor hygeine methods. Sometimes used in Scat pornos
Oh my god get that shit tit away from me
Im gonna lick that shit tit clean.