A street term for cocaine. They say it originated from the poshest backstreets of Wimbledon, London where affluent young private school boys would flaunt their parentshard-earned cash on the white powder to fuel a night on the prowl, to make up for their low self-esteem and penis girth and to try and emulate the heroic/inspiring acts of Jordan Belfort a.k.a The Wolf of Wall Street.
"Oi Nick mate can you cop us some chadling tonight?"
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.