This is a song title performed by M.I.A. The song's title word "Bucky" is a reference to the London grime slang word for a gun, while the composition is lyrically influenced by her experiences of civil war in Sri Lanka and how the songwriter viewed the journey of rap music. ~~ M.I.A.
It's a very interesting phrase meant to symbolize the dire unrest in several sovereign nations. "Bucky", as he is known in the song, is actually an aspiring photographer, bent on world domination. He "done gun"'ed someone by pointing his gat in their faces and pulling the trigger. That sent the person - let's call him Joey - to eternal hell with the Devil - let's call him Drew.
"We want Bucky Done Gun. We will not fight and run. We want Bucky Done Gun. Get crackin', get get crackin'."
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'