What does mop stand for?

Medical Outpatient (AD)

Mother of Pearl (AD)

Mustering-Out Pay (AD)

Acrylicraft Designs Inc., Miami, FL - Manufacturer code for watercraft hull identification number (USCG)

Machine Operating Processing (ACAE)

Magnetized Orange Pipe - Minesweeping device - Navy

Maintenance of Property

Maintenance Operating Procedure (MCD)

Maintenance Operations Protocol

Maintenance Outline Procedure - Nuclear energy (NRCH)

Major Organ Profile - Medicine (DMAA)

Major Overhaul Program - Navy

Make or Purchase - Engineering design

Management Oversight Practices (SAUO)

Management Overview Program (SAUO)

Manned Orbital Platform

Manner of Performance - Officer rating

Manual of Operations (HVTR)

Manual of Practice (GNE)

Manual Operations Panel

Manual Override Panel (AAG)

Manufacturers Output Policy - Insurance

Manufacturing Order Processing - Computer science (HODG)

Manuscript on Paper

Margin of Profit - Accounting

Master Operating Panel (CAAL)

Matrix Operations Programming

Maximal Onset Principle - Linguistics (IEL)

Measures of Performance (MCD)

Medical Outpatient

Member of Parliament - British

Memorandum of Participation (ARMP)

Memorandum of Policy

Memory Organization Packet - Artificial intelligence

Message Output Processing

Meta Object Protocol (SAUS)

Meteorological Operational Programme (SAUO)

Methallyloxyphenol

Method of Procedure - Telecommunications (ITD)

Methoxypsoralen - Also, MP - Pharmacology

Migrant Opportunity Program - Department of Labor

Military Operation (GFGA)

Minimum Ordered Partition

Ministerio de Obras Publicas - Ministry of Public Works - Spanish (AD)

Ministry of Pensions - British

Ministry of Pensions and Social Insurance (SAUO)

Ministry of Power - British

Ministry of Production - British

Minute of Program - Broadcasting (NTCM)

Mission Operations Plan (MCD)

Mission Operations Processor

Mobile Offshore Production (SAUS)

Mobility Operating Procedure - Military (AFM)

Model Office Project

Model Operational Plan

Mode of Operation

Modify Operating Procedures (AAEL)

Modular Operating Procedure (MUGU)

Modulation on the Pulse (NG)

MOment Please - Common Internet slang used (TONE)

Monarch Peak - California - Seismograph station code, US Geological Survey (SEIS)

Monthly Obligation Plan (SAUO)

Mopan Maya - Language code (ETLW)

Morley & Murphy Hardware Co. - NCIC firearms make code (NCIC)

Mother-of-Pearl

Mount Pleasant, MI - Location identifier - FAA (FAAL)

Mouvement d'Organisation du Pays - Haiti - Political party (EY)

Mouvement Ouvriers-Paysans - Workers' and Peasants' Movement - Haiti (PD)

Mouvement pour l'Ordre et la Paix - Movement for Order and Peace - New Caledonia - Political party (PD)

Multiple Online Processing (NITA)

Multiple Online Programming - Computer science (DIT)

Multiple Oocytes per Disk - Medicine (MELL)

Multiple Output Program (MCD)

Muriate of Potash - Fertilizer

Mustard, Onions, Pickles - Restaurant slang

Mustargen - Nitrogen mustard, Oncovin , Prednisone - Vincristine - Antineoplastic drug regimen

Mustering-Out Pay - Military

Myositis Ossificans Progressiva - Medicine (MELL)

St. Louis College of Pharmacy, St. Louis, MO - OCLC symbol (OCLC)