A casual phrase alluding to the fact that bones may creak, among other things; to be used in situations where an apathetic, nonchalant response may be called for. Meaning similar to that of "shit happens". Can also be used as its acronym.
1) Gingasnapz: They ran out of creamed spinach in the cafeteria!
WhiteCracka: Well you know, bones creak n' shit.
2) WhiteCracka: Damn...didn't finish my journal entry today.