An exaggerated way to say the already chock-full-of-attitude "obviously". Also, used with more masculinity and aggressiveness. Stems from both California and New Jersey, where men with too much testosterone would mix up their words while trying to talk like valley girls.
Dennis: Hey, check out the lady lumps over there!
James: What, on that old statue?
Dennis: Boviously.
Cigarette: Northern slang for a cigarette, used oft by mashed up mancunian ravers becasue of the resemblance of a hot(electric)stove to the end of a lit cigarette. Originated circa 1991 in the early halcyon days of the rave culture; we speculate during a drug fuelled hallucination by said manc.
'fuck me noel, i am bolloxed, is that a ciggy in your mouth, or the stove from me 'nans kitchen'/
General use: 'Give us a stove you cunt'