Bunyak has only had one meaning, but like most cultures, it can be affectionately used .
A Bunyak is quite frankly an Idiot/fool, but that idiot is a Ukranian idiot.
My Dad used to call us all Bunyaks when we got impatient as kids. "Chikai-Chikai Bunyak" means "hold your horses you fool" or don'tget your shit in a knot, moron.
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'