Mp Definition
ĕmpē
abbreviation
Melting point.
Webster's New World
Moderately soft(ly)
Webster's New World
Mezzo piano.
American Heritage
Member of Parliament.
Webster's New World
Military Police.
Webster's New World
pronoun
Abbreviation of masorah parva.
Wiktionary
Origin of Mp
From m(ilitary) p(olice)
From American Heritage Dictionary of the English Language, 5th Edition