To go and murder someone, the "white chalk" referring to the white chalk outline that is left at a crime scene by investigators after someone is murdered and the body is removed.
Following related links on websites like Wikipedia or YouTube until you end up on something completely unrelated to what you were initially looking for.
As a verb: to chain
"I went to look up the Columbia shuttle disaster but after an hour of chaining I somehow ended up on Elizabeth Bathory."
John: Did you get that report done?
Steve: Nope, I wasted the whole night chaining on Wikipedia.
A word used in Ireland and some parts of Britain , is where a male would sit on a chair and the female would sit facing him with her two legs on separate sides and they would kiss for a long time ,the males hands would be grasping the females booty