A specific term to specify the butt crack excluding the anus from the specified area. This is also in the song by youtube star, kruvi123. The song is called, "Pop, Crack my Head", although he made a typo in the title instead of popcrack my head.
spending countless hours going through articles on cracked.com instead of doing real work, with the benefit of being oddly informed about random trivia.
"So I got online yesterday to work on my philosophy paper, but I ended up procrackedinating for like nine hours...I may have failed the class but now I know all about the '6 Most Poorly Thought Out Attempts at Insurance Fraud'!!!"
Pro-crak-ee -nay-ting (verb) what one does when one is using methylamphetamine instead of doing what they SHOULD beotherwise doing.
Normal person: "Hey mate, what did you get up to on the weekend?"
Crack user: "weeeell, I was supposed to be cracktising (see other entry - "cracktise") my song for an audition on Sunday but instead I ended up procrackinating and missed my chance to be a famous singer. But I'm proud to say I'm now a fully-qualified cracktitioner with a CrD in specialist cracktivities"