This term came about when the movie Cradle 2 The Grave (starring DMX, Jet Li) had played ads on TV for it's release. Rapper Jedd Rizzun Michrophone Magician of San Jose, CA had coined the term and is used in that area as well as other parts of northern california.
"Yo, ay man, damn... I didn't have your back last night, I was tore up!"
"Oh it's all cradle to the grave man.. I handled my own with those breezies"
Used in response to an embarrassing mishap:
"Haha!! You done spilled that drank all over your kicks.. haha!"
"It's all cradle to the grave... I ain't stressin'"