MP or mp may refer to: Mending plate Military police Mumbai Police Machine pistol Manu propria, Latin for with one's own hand Martinair IATA airline designator or reservation code Maximum parsimony in statistical analyses Member of Parliament Metropolitan Police or Municipal police mezzo-piano, a musical term meaning "medium-quiet" or "moderately-quiet" Miljöpartiet, Swedish green party Missouri Pacific Railroad reporting mark Modus ponens, Latin for mode that affirms Mooring… (More on Mp)