David cameron is the current british PM (12/12/13). If you mean what does pm mean, it means a few things, mainly Prime minister, or post meridian.
Wayne Swan, Labour party
PM is a brand name. There are PM injected plastic model kits such as airplanes, ships and armor that need to be glued together.
The Delhi PM is named Harsh Vardhan. He is of the Bharatiya Janata Party.
David Cameron
The covalent atomic radius of carbon is 70 pm; oxygen has 60 pm and lithium 140 pm.
Tshering
namizak
The symbol is derived from the name.
Generally speaking it is morning and afternoon
the short name of afternoon is pm
Karim Qajymqanuly Massimov
Clement Attlee was the British PM from 1945-1951.