Something that is made of both Imperial and Metric parts. These (usually old vehicles) can be difficult to work on, because to do the job properly at least 2 sets of the same tools are needed.
Gary: Can you pass me that weird spanner again?
Steve: The 13/16? Yeah ok...
Gary: Immetrical landrover crap
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'