MQ

abbreviation: Midway Island (US islands approx 1300nm WNW of Hawaii)
Found on http://www.encyclo.co.uk/local/20021

mq

Italian abbreviation for the square meter (metro quadrato). Similarly, cmq is a square centimeter and kmq is a square kilometer. These are non-standard symbols; the correct symbol for the square meter is m2.
Found on http://www.unc.edu/~rowlett/units/dictM.html

MQ

Mandatory qualification
Found on http://www.encyclo.co.uk/local/20924

MQ

The two-character ISO 3166 country code for MARTINIQUE.
Found on http://www.duke.edu/~charvey/Classes/wpg/bfglosm.htm
No exact match found