i) Used to gloat about a victory over another person. Similar to shouting "Owned" but a much harsher term. Originated in the Docklands. Insinuates that you beat them so badly that it was the equivalent to dropping their kecks and dry riding them.
ii) Anal sex without lubrication, almost always a denied request
i) You see me kick Keif's arse at football last night -- NO LUBE!
ii) Fancy some "no lube"?