1) A man made gadget that preforms a task to the benefit of it's creator.
2) A soulless human being that's only as alive as much as a running clock or car
3) Machine, slang for dope needle. One who uses dope becomes a machine for it and they feel that they are just a machine when they don't have any more dope.
2) brittany spears is a machine.
3) brittany spears has a machine sticking out of her tail pipe.
M-A-C (pause) A-R-T-H-U-R
M-A-C (pause) F-L-Y
M-A-C (pause) H-I-N-E
Gary: "Mac Donnell"
Sal: "Pronounce M-A-C H-I-N-E"
Gary: "Mac Hine"
Sal: No you horse toothed jack ass, it's machine